Generally the acronym used for barbecue, it has evolved into a piece of the internet vernacular.

Used to poke fun by attaching it to common acronyms such as wtf, omg and hax.
You cheating whorej! haxomgwtfbbq!
by Blackguard January 29, 2004
Short for "bitches be queefing". Queefing is the discharge of air from the vaginal tract, known as vaginal flatulence.
Tweet: My girlfriend just made a fart with her lady parts. #bbq
by Brynjar Melis April 12, 2013
an acronym used for barbecue but sometimes used to point out the absurdity of using acronyms online.
i was all like, 'dude, omg wtf stfu bbq'
by noop August 4, 2004
Hey look at that BBQ that Bill Navas is fucking now. Damn they are Gay as Fuck. Bill takes that BBQ dick down the throat like a professional whore
by Dr Niggèr July 15, 2022
Often used to parody online acronyms, this originally stood for "better be quick," usually used in online games.
"i need to change loadouts"
"bbq, the game is about to start"
by Big Al July 16, 2004
bitch be quiet. linked with wtf bbq
usually used on msn during a fight, "omg bbq"
by lolomgwtfbbq November 29, 2006
1. A shortened version of the word "barbecue"

2. An Internet slang term for things such as Be Back, Queers, Better be Quick, and Bitch Be Quiet, among other terms.
1. Let's go to that BBQ over at Lenny's house!

2. Phil: The game's starting. BBQ.
Annoying Person: *starts raving and whining, generally pissing everyone off*
Phil: BBQ, Annoying Person. Uh oh, the missus is calling. BBQ.
by Mr. Pie May 30, 2007