Mos Def

Most Definitely

Me: We chilling today?
You: Mos def

by Pussilia September 20, 2009

High Def the TV

when the TV is so dusty that after you finally get around to dusting it, it looks like High Definition

Hey, this is my favorite show, high def the TV for me!!

by laughingBrunette April 13, 2011

mos def

short for saying most definitely, or sure.

Yo you gonna be at the party tonight?" Jarel: "Mos def bro.

by 92Prodigy April 26, 2011

mid-def

The term used for when someone is in the middle of defecation.

Ugh, I hate when people call me mid-def!

by YOUR1A June 29, 2011

pos not def

an abbreviation for possibly not definitely

Girl: Are you gonna sleep with Matt tonight?
Girl 2: Pos not def

by cmoll9 May 25, 2011

hi-def

1.being really fresh, cool, or noticable in a popular or in attractive clothing.
2.well known and respected.

louis vuitton bag, gucci shoes, and polo shit he's in hi-def right now.

by Universal The Untouchable February 19, 2008

for def

definately. offshoot of fosho, except less black. Can be considered the white man's fosho.

andrew: k party next fri at my house
patrick: for def i'm going

by Patrick Charles January 12, 2006