rude slang Obsequious, self-serving flattery or praise; sycophancy. A playful inversion of "ass-kissing," based on the noun "kiss-ass." My last boss was such an egomaniac that everyone did more kiss-assing than actual work. Your kiss-assing isn't going to improve your grades, Tom.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.