- Originally from the statement “most definitely”, this is a phrase often used by young people (especially from the Northeast)
Mos Def
adverb compounding with clipping
This statement is usually an affirmative response to a yes / no question.
Etymology : compounding of most + definitely with both words clipped
Source : me - “Do you want to play some Mario Kart?” my friend from Washington DC - “Mos Def.” Summer 2008
Last modified: 9 December 2010