suck up meaning and definition

SUCK UP verb

Definition of suck up (verb)

1. take in, also metaphorically
   • "The sponge absorbs water well"; "She drew strength from the minister's words"
   • synonyms: absorb, draw, imbibe, soak up, sop up, suck, take in, take up
2. ingratiate oneself to; often with insincere behavior
   • "She is playing up to the chairman"
   • synonyms: cotton up, cozy up, play up, shine up, sidle up
3. try to gain favor by cringing or flattering
   • "He is always kowtowing to his boss"
   • synonyms: bootlick, fawn, kotow, kowtow, toady, truckle