a simple nick name referring to the fact the person fits like a puzzle piece. this can be referring to perfect proportionality such as a hug. it should be taken as a term of endearment seeing as puzzle pieces are perfect matches.

it is similar to saying two pees in a pod, yet far more loving. a complete term of endearment.

A person with an outwardly dominant, masculine, or aggressive personality, but who also enthusiastically takes on the submissive or "bottom" role in the bedroom.

two insanely attractive and refreshingly hilarious people suited perfectly for one another. plus, puzzle pieces adore PDA.

when a guy is sucking on another guys dick and the guy he is sucking, is sucking the first guy

Sleeping in the head to foot position in/on a bed or couch with a friend. This position is to avoid looking gay and also to avoid the awkward overnight arm throw.