v. inf. A common phrase used to describe the occasion of a man suddenly producing his penis, often when completely unexpected and for no reason whatsoever.

When you eat dirt for the first time and leave your family to build a shack in the woods

when a male takes out his penis at an unexpected moment

Pull out one's penis, cock, virile member without further ado.

What you might say when someone tells you to suck their d!ck.

when someone says whip it out they mean i wanna suck your dick

The act of a man "whipping out" his penis, in the general presence of others. This is generally for the use of urination when a functioning toilet is not available, although the term can be used in a sexually suggestive context.