1. deadass - Noun
2. deadass - Adjective
3. deadass - Adverb
(US, slang) Of a place: having very little activity; dead.
(US, slang) Genuine, real. (used as a negative intensifier)
(US, slang) Dead serious.
You need to quit talking about my mama. I'm deadass.
(US, slang) Directly, dead on.
(US, slang) Really, seriously, actually.
I was deadass starving.
deadass (plural deadasses)
(US, slang) A lazy or unenergetic person.