kissphyxiate

(v): To be kissed so much that breathing ceases; typically due to someone seeing you for the first time in a long time and pouncing and kissing you all over. See kiss or kissphyxiation.

Jill: ...and then Jack pounced on me and kissed me till I couldn't breathe.

Miss Muffet: Awww...kissphyxiate.

by Mistress V of Doyleshire June 18, 2006