Knockers
From Voyeurweb's Wiki about Sex
Knockers refers to breast size and are very big tits to gigantic tits. The term originally comes from "Knock.out". In other words: Her tits can be used as weapon to knock you out! Knocker can be both enhanced tits and natural tits. Knockers are bigger than bazookas. Knockers easily produce cleavage and knockers are the ultimate experience for tit fuck action.
