I’d have a snap at that Tabby

A phrase used by a gruff, salty, negging character to say that he/she/they would like to have intimate relations with an attractive person walking by; a “cat-call”, as said to a buddy or chum

Two people (persons A and B) leaning against a building staring at an attractive person walking by
Person A to B : “Oy- I’d have a snap at that Tabby!” proceeds to make barking noise or growls

See: Rude