Wiktionary
kiss arse
alt. (context idiomatic vulgar colloquial English) To flatter or perform favors excessively, especially to receive preferential treatment from a boss or other superior; to behave obsequiously. vb. (context idiomatic vulgar colloquial English) To flatter or perform favors excessively, especially to receive preferential treatment from a boss or other superior; to behave obsequiously.