Hilt

[Justin Bieber]

The base of the penis.

[Luis Fok]

the part of a sword thats under (if held upright) the guard its also the part that you hold or the part that sticks out when sheathed and is usually around 1/4 the length of the sword.

[Kit]

A guy who humps his mailbox

[Jason Yan]

v.) to [deep throat] a penis all the way [to the base] of the shaft such that no part of the penis can be seen.
n.) the specific act of [hilting]

[Couch Potatoe]

The handle of a weapon or tool, especially a sword, dagger, or knife.

[Ernesto]

[House] or [place] of [safety]