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Slang Dictionary — Modern Slang, Decoded

What does that word actually mean? Our slang dictionary explains modern slang clearly — Gen Z, internet, British and street slang — with real definitions, examples and where each term came from.

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Gen Z Slangrizz, delulu, slay Internet Slangbrainrot, based, mid British Slangpeng, bare, peak AAVEbussin, finna, cap

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Latest slang terms

dog's eye
General
A meat pie; classically eaten with 'dead horse' (sauce).
dog's dinner
Street
A mess or shambles; in 'done up like a dog's dinner' it means dressed overly smartly.
dog and pony show
General
An elaborate presentation or demonstration mounted mainly for show, especially to impress senior officers or visiting VIPs.
dog and bone
General
Clipped to 'dog', a phone call or the act of phoning.
dog
General
In Australian prison and criminal slang, a dog is an informant — somebody who gave a mate up to the cops. It's the heaviest insult you can wear inside an Aussie nick; entire wings will refuse to share air with one. The verb 'to dog someone' means to inform on them.
doe
General
Shortness of breath that occurs specifically during physical activity, a common cardiac and pulmonary symptom.
dodgy
General
Of poor quality, unreliable, or dishonest and not to be trusted.
dockers butty
General
A hefty sandwich with doorstep-thick slices, historically eaten by dockworkers.
doc in a box
General
American slang for a freestanding urgent-care or walk-in clinic, often in a strip mall next to a nail bar. The 'box' is the prefab unit; the 'doc' is whoever's on shift. Used both fondly (cheap, fast, no wait) and dismissively (assembly-line medicine).
doc
General
A medic attached to a forward unit or infantry element; in the Marines, the Navy hospital corpsman who serves alongside them is called 'Doc.'
dob in
General
To tell an authority about someone's wrongdoing; a 'dobber' is a tattletale, culturally frowned upon.
dob
General
To report someone's wrongdoing to an authority; 'dob in'. A 'dobber' is an informer.
doa
General
'Dead On Arrival' — a designation for a casualty who has died before reaching a medical facility or point of care.
do-fuh-do
General
The principle of reciprocal justice or revenge. Also do-fa-do.
do-fa-do
General
Reciprocal action, especially revenge — doing to someone what they did to you.
do you listen to girl in red?
General
The modern friend of Dorothy. On Sapphic TikTok around 2020 this became the discreet password for 'are you a woman attracted to women?' Girl in Red — Norwegian artist Marie Ulven — wrote enough wlw love songs that her name turned into a flag. Ask it, and a fellow sapphic clocks you instantly. The classic exchange runs: 'Do you listen to girl in red?' 'No, Sweater Weather.' Translation: 'Are you a lesbian?' 'No, I'm bi.'
do you even lift
General
A condescending rhetorical question, often 'bro, do you even lift?', used to question whether someone actually trains or knows what they're talking about.
do one
General
Order to leave, sharpish. Can be aggressive (told to do one in a row) or just casual (right, I'm doing one, see you tomorrow). Northern staple, especially Scouse and Manc.
do me a favour
Street
Not a literal request but an exasperated dismissal of something ridiculous.
do it for the plot
Internet
Used to justify a bold or chaotic decision in a fun, self-aware way.
do be
General
The 'habitual be': indicates something happens regularly or habitually, e.g. 'I do be' + verb.
do a runner
Street
To leave hastily to escape a bill, obligation or trouble.
dnr
General
A physician order directing staff not to perform cardiopulmonary resuscitation if the patient's heart or breathing stops. It reflects the patient's or surrogate's wishes about end-of-life care.
dni
Internet
A line in someone's bio telling certain people not to follow, comment, or DM. Usually a stacked list ('DNI if racist, homophobic, MAP, under 18, pro-AI'). Half boundary-setting, half flag-planting — it signals the kind of space the account wants to be.