MAN DOWN

When a person lies flat on their stomach and rapidly thrusts the ground

Austin, do a MAN DOWN!

mans down

To show your acceptance for a plan to go somewhere/do something

Tom : Yo, you wana go clubbing?
Bob : Mans Down

Lick man down

To lick a male

lick man down on the main road-
to have a passionate consensual homosexual encounter, in a public place because we do not care who sees our love

white man down

It means a white mans head is going down to suck another mans pecker. But sometimes used by when saying good bye.

I was hanging out at Conner and willies the other night, and let me tel you what, WHITE MAN DOWN! I got some that night.

Man 1: Alright man I better go home

Man 2: alright. White Man Down!

Man 1: White man down!