Definition of suck–up
: a person who is ingratiating or fawning <a suck–up to the teacher>
First Known Use of suck–up
SUCK–UP Defined for English Language Learners
Definition of suck–up for English Language Learners
: a person who tries to get the approval of someone in authority by saying and doing helpful and friendly things that are not sincere
Seen and Heard
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