'kissing kin' definitions:
Definition of 'kissing kin'
From: WordNet
noun
A more or less distant relative; familiar enough to be greeted with a kiss [syn: kissing cousin, kissing kin]
Definition of 'kissing kin'
From: GCIDE
- kissing kin \kiss"ing kin`\ Any relative more distant than the immediate family, sufficiently well acquainted to be greeted with a kiss, such as a kissing cousin. [PJC]