Someone who is being a lamer in regards to the current conversation.
Like, if they say something stupid or confusing, you would look at them as if their hair is messed up.

Basically, a kid-friendly version of MoFo or mother f*cker.

A plethora of pubic hair. There's more fro down there.

Portmanteau of "modernist" and "afro", i.e. an afro hairstyle worn by modernist thinkers, or more loosely, early-20th century writers, such as poet Ezra Pound, playwright George S. Kaufman, The New Yorker founder Harold Ross, and playwright August Strindberg.

A mother fucker that has a big afro.

When a white person has an afro but since he's not African it's not.