Someone who satisfied with whatever he/she finds if they reach down anybodies pants.
Jack: What is it babe?
Lady: (deep voice) I have a penis.
Jack: Don't worry about it babe I'm a Jack of laids.
Man: Oh babe I can't believe you gonna let me have a threesome with your best friend!
Jackie: I know its gonna be soo hot I can't wait to watch you f**k Lisa's boyfriend.
Man: Wait what?! I'm not gay!
Jackie: Neither am I, I am a Jack of laids.
Man: Ok might as well give it a try.