Define Nosh Off Meaning

Bob: "I got noshed off by this well fit bird last night"
Paul: "What was her name? Do i know her?"
Bob: "Dunno, didn't like to ask, she had her mouth full, you know me - stickler for manners"

Nosh Off: to be used in the context " She noshed him off Friday night!"

a) Look at you there, noshing off those 'nanas
b) He was in a bush, receiving a nosh off