A sound one makes to foretell ensuing sexual action. It is the imitation of typical porn music. This onomatopia was the original, before Axe used it in their commercials.

A vocalization of a generic porno movie music score.

An imitation of pr0n sound tracks, see also BOWCHICKABOWBOW

Talking through your nose, simply imitate a springy bass guitar and say BOW, to rhyme with "wow", then a quick CHICKuh, followed up with two quick BOW's, all while doing a bob and weave disco grind and you've got it....