Define Goofin' Meaning

To waste time in a non-destructive way, can include making voices, singing songs, telling jokes or playing video games.

Can be used to signify how hard you be stuntin on these fuck*n haterz.

tha act of doing something stupid, goofy or retarded

To act strange or out of character whilst under the influence of Marijuana, Alcohol, Drugs, etc.

to pre assume or treat an individual as a goofy or present an ultimatum that only applies to goofies.

As of July 16th 2010, the word "dun goofin" is a cuss word.
It can be used as substitute for fucking.
This term came to be from some wannabe scene slut, Jessi Slaughter (kerligirl13), on crying on Youtube, because everyone on tumblr started to troll on her for being such a bitch. Her father, who is to blame for his daughter, shouted "you done goofed" at us as he threated to call the cyber police on us.

(Verb)They were doing some wack shit during sex. Most of the time this is used when straight people are describing homosexuals .

To pose or prance around in one's newly acquired footwear.

Just goofing, often accompanied by new boots.

when people think you be trippin or acting crazy