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"B" Slang

Slang words starting with "b" — clear definitions, real examples and origins. Updated as new slang appears, and free to browse with no sign-up.

"B" Terms

black eye
General
Standard drip coffee with two shots of espresso dropped in. The bigger sibling of a red eye. Built for people who decided one shot wasn't going to cut it. A third shot upgrades it to a "dead eye" in most US shops.
black maria
General
An older name for the police van — the prisoner transport with no windows. Used since the 1840s in the US and UK. Folk etymology says it's named after Maria Lee, a formidable Black boarding-house keeper in Boston who'd help haul troublemakers off to the lock-up.
black over bill's mother's
General
A Midlands weather phrase meaning dark clouds are gathering and rain is on the way.
blacklisted
Internet
When an idol or group is barred from appearing on certain music shows, networks, or events, often after a controversy.
blackpilled
Internet
The doomer escalation of redpilled. If redpilled is 'I see the truth,' blackpilled is 'I see the truth and it's hopeless, don't bother trying.' Originated in incel forums but spread to politics, climate discourse, and general online nihilism. Often a self-aware posture, sometimes a real worldview.
bladdered
General
Hammered. Smashed. So drunk your bladder's basically the only organ still filing reports. Heard all over the UK now but Liverpool wears it like a uniform — Friday night, last orders, everyone's bladdered.
blade
General
Nickname for a surgeon, from the scalpel blade they wield.
blag
Street
An armed robbery, or as a verb to rob, or to obtain something by bluff and cheek.
blagger
Street
A robber, especially an armed robber who holds up banks or security vans. To 'blag' is to rob.
blamestorming
General
A group sit-down after something's gone properly wrong, where the stated agenda is 'lessons learned' but the actual agenda is pinning the blame on someone before management does. Big in hospitals after a serious adverse event, but the term's leaked into corporate life too.
blank
General
The block of foam from which a surfboard is shaped before glassing.
blanket party
General
A form of hazing in which a blanket is thrown over a sleeping, disliked service member so a group can beat him without being identified.
blart
General
To cry — usually loudly and a bit pathetically. Classic Brummie/Black Country verb. "Pack in blartin'" is the standard-issue parental instruction for a snivelling kid.
blazed
Street
Being very intoxicated from smoking cannabis.
bleed
General
Slow constant loss rather than a single blow-up. Long-vol books bleed theta every day the market doesn't move; a fund with bad fundraising bleeds AUM month after month. Death by a thousand cuts, not a margin call.
bleeding edge
General
The very latest technology, even more advanced (and riskier) than cutting edge.
blert
General
A daft one. A soft lad. In Liverpool, calling someone a blert is the gentle-bullying version of calling them a dickhead — affectionate when it's your mate, cutting when it's not. Used for someone being silly, gullible, or just walking into a door.
bless up
General
A greeting or sign-off wishing someone blessings and wellbeing.
bless your heart
General
An expression that can convey genuine sympathy or affection, but is famously used to soften condescension, pity, or a passive-aggressive jab.
blether
General
To chat, gossip or talk on and on; as a noun, a long chat or a talkative person.
blimey
Street
An exclamation of surprise or astonishment.
blind
General
A brevity code reporting no visual contact with a friendly aircraft, ship, or ground position; the opposite of 'Visual'.
blind box
Internet
A collectible sold in sealed packaging so the buyer doesn't know which figure or variant is inside until opening it; a staple of convention merch and exclusives.
blind freddy
General
Used of something so obvious that 'even blind Freddy could see it'.
blind tiger
General
Synonymous with 'blind pig', a low, unlicensed drinking den.
blindin'
General
Describes something outstandingly good. Also 'blinding'.
bling
Music
Any ostentatious display of wealth and shine.
bling bling
Street
The cartoon sound of light hitting a diamond, turned into shorthand for flashy jewelry itself. Popularized by B.G.'s 1999 Cash Money single 'Bling Bling' featuring Hot Boys and Big Tymers. By the mid-2000s it had jumped from rap to Oxford English Dictionary to your aunt's Christmas card.
blink
Gaming
Dota's Blink Dagger. Click and you instantly teleport a short distance — the go-to tool for initiating onto an enemy or escaping a gank. Takes damage and it goes on a brief cooldown, so timing matters.
blinker fluid
General
A fictitious vehicle fluid used to send inexperienced troops on a pointless scavenger hunt.
blitz
General
A high-risk defensive play in which linebackers or defensive backs beyond the linemen charge into the backfield to sack the quarterback or disrupt the play.
blitzed
Street
Being extremely intoxicated by cannabis, to the point of being overwhelmed or zoned out.
blivet
General
A large collapsible rubber bladder for carrying fuel (POL); colloquially, an intractable mess, sometimes glossed as ten pounds of something in a five-pound bag.
blixky
Street
22Gz's Brooklyn (Flatbush) drill affiliation, branded into the scene by his 2019 Atlantic mixtape The Blixky Tape. Claim Blixky and you're claiming his set.
blizzard buddy
Internet
A short-term relationship formed specifically to avoid being alone during cold, stormy weather. Cousin to the cuffing-season partner.
blj
Gaming
Super Mario 64's most iconic glitch. You spam long jumps backwards against a wall or slope and Mario's speed stacks up with no cap, letting him blast through stairs and walls that should block him.
block string
Gaming
A sequence of moves strung together so each one keeps the opponent in blockstun. The point isn't damage, it's pressure: they can't act, so you keep your turn and look for the moment to open them up with a throw or a frame trap.
blocking and tackling
General
The fundamental, routine execution that a plan depends on.
bloke
General
A man; often connoting an ordinary, decent fellow.
blokecore
Pop
Used adjectivally for anything channeling 90s British terrace casual culture.
blood suckers
General
Affectionate-ish ward nickname for phlebotomists and lab staff, the ones who roll up with a tray of vacutainers at 6am to drain another armful. Patients use it too, usually after the third stick of the morning.
bloodsucker
General
Slang for the person who takes blood or the lab staff who process it.
bloodsuckers
General
Playful slang for the phlebotomy team or others who repeatedly come to draw blood samples.
bloody
General
A mild intensifier used for emphasis, sometimes called 'the great Australian adjective'.
bloody oath
General
Strong agreement or affirmation; 'you bet'.
blooper
General
A Vietnam-era nickname for the M79 single-shot 40mm grenade launcher, named for the distinctive hollow 'bloop' sound it makes when fired.
blorbo
Internet
An affectionate, slightly absurd term for someone's favourite character from a show or media, without specifying why they're loved.
blow a peter
Street
To 'blow a peter' is to force a safe open using explosives such as nitroglycerine. It was a signature yegg technique.