noun
sucker
SUHK-uh
noun
1
A person who is easily fooled or persuaded.
"Only a sucker would fall for that scam."
"He's a sucker for a good sob story."
2
A round, sucking organ or structure that helps something stick to a surface.
"An octopus uses the suckers on its arms to grip prey."
3
A lollipop or piece of hard candy meant to be sucked.
"The dentist gave every kid a sucker after their checkup."
How to Use Sucker
Learner’s notesIn plain EnglishSomeone easily tricked, or a sticking/sucking part, or (informally) a lollipop.
When to use it
The "gullible person" sense is informal and can sound insulting.
Common pairings
sucker for
suction sucker
be a sucker
Word Forms
suckered past tense, suckers plural, suckers plural, Suckers plural, suckers singular
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Etymology
From Middle English souker, from suck plus the agent suffix -er.