Gay Black Male. Popularized by the TV show The Simpsons, especially the episode "El Viaje Misterioso de Nuestro Homer" where Homer Simpson answers a personal ad placed by the signature GBM.

A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.

Gay black male (or alternately gay black man). GBM is not a pejorative and is used matter-of-factly.

An acronym for "Generic Business Men". Used to refer to the ubiquitous suit-and-tie sort that crowds restaurants around noon during the work week. Often travelling in groups, these creatures are easily identified by their nearly identical work uniforms, boisterous but insincere laughs, and alcohol breath.

Gay Black Man or Gay Black Male. Not an insult - just a code word.

"Gay Bar Mike"

This is the name you give a friend who tends to do gay things whether it is going to gay clubs when he is straight or just dressing like a fag.