Meaning he/she does'nt make sense or understand anything.Does stupid things and thinks they are right.Won't listen or except the truth.
Austin:"Why?I'm not touching you!"
Devin:"Stop being so fucking annoying."
Devin:"Leave me alone, faggot!!!"
Devin:"He's being such a dumbass!"
2)a person who looks the word dumbass up in the dictionary
3)a person that admits they are a dumbass
2)ppl who look up dumbass are dumbasses!!!!!!!!!
3)im a dumbass!