Kiss-ass Definition
    noun
  
 (slang) An obsequious person that tries to win the favor of someone, usually their superior.
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    verb
  
 (idiomatic, vulgar, colloquial) To flatter or perform favors excessively, especially to receive preferential treatment from a boss or other superior; to behave obsequiously.
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Other Word Forms of Kiss-ass
Noun
Singular:
 kiss-assPlural:
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