for those of us who'd rather smoke, bring your own bud
guy 1: hey man you coming to the bonfire party by the lake tonite?
guy 2: sure why not, who's buying?
guy 1: fuck that! BYOB!
by fre3k December 28, 2005
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BYOB changes with age. As a child it simply stands for bring your own bed, used mainly during a sleepover to say, "bring a sleepingbag" as you get older, it means bring your own beer,as beer will not be served.
Johnny(age 5) BYOB, friends, it'll be a great sleepover!

Johnny(age 15) its a party, BYOB...
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An overplayed SOAD song that honestly isn't that great. But hearing something 400 times will make you like it. Thanks a bunch MTV. *finger*
"OMG I LOVE TEH BYOB SONG BY SYSTEM OF THE DOWN ROOFLE!!!"

"Yeah. It's okay. I really like "Sad Statue", and some of the older ones like "Know"."

"Wtf i never herd of dem dey wernt on MTV I dun like tehm."
by Cody K August 8, 2005
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1. Abbreviation for "Bring Your Own Beer"

2. A song by the heavy metal band System of a Down.
1. Heading out to the party tomorrow, BYOB.

2. BYOB is the greatest System of a Down song of all time.
by SubToDolanDark December 12, 2017
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Bring
Your
Own
Bong
"Yo man are you going to Melina's Party?"
"Yeahhh! BYOB party right?!"
"Rightttttttt"
by Christine pwnslolz October 29, 2006
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"Hey man, what's going on tonight?"
"Be at my place by 10pm. BYOB"
"BYOB? What's that mean?"
"There's a party motherfucker, bring your own blunt. God damn"
by Jay - P May 8, 2007
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