fo defs

A contraction between the word definitely and the phrase "for sure". Used as assurance, reassurance, confirmation, acceptance, affirmation, encouragement, agreement, and many more.

Jim: let's order a pizza and watch Terminator 2 tonight.
Joey: fo defs.

fo def

Like "Mos Def" or "Fo Sho".
A combination of the "for" from fo sho and the "definitely" from mos def, as in "Most Definitely."

"Tried that new demo yet?"
"Fo def; it was awesome."

fo def

another way of saying definitely.

Brian: you commin over tomorrow?
Pete: oh, fo def.

fo def.

originaly a typo on aim a combonation between for sure and definatly or def. now it is a word that is ten times better than both of those words

man that movie was of the hook
yeah fo def.

fo def.

Kinda like for real but 90 times cooler

She is hot! Fo def.!

Fo defs

Definately

A: Dude this song is so cool
b: Fo defs!

defs fo sho

the chillest way to abreviate "definitely for sure" I would recommend using it, especially if you're bro.

Guy 1: I want some nattys.

Guy 2: Defs fo sho, bro.

Broseph: I got some dome from that chick the other night. It was chill.
Broski: Defs fo sho.