When you've had a bad day and bust into your stoner friend's house and snatch the joint from his or her hand you are then said to have joint custody.
by Farle77 June 27, 2010
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When you have legal rights to demand a toke of your buddy's spliff
"Hey, I have joint custody over your Mary Jane!"

"Fuck off bro, god damn!"
by SummonerofFaiths July 5, 2020
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When you know you can't finish a joint on your own, so you share it with a homie.
Kaitlin: "Hey, I want to buy a joint but I get way too blitzed when I smoke by myself "

Tim: "no problem, wanna have joint custody? I'll split it with you!"
by Amy911 October 21, 2017
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when 2 ppl pay for a joke
yeah we went to the disco together we got joint custody
by rattimeaf July 21, 2021
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