The act getting everyone at a party to cum inside of a ballon,
"Everyone come over here and cum into this balloon for the birthday boy" said jim.
"I love when someone does a birthday balloon surprise over my head"
"Pop"went the balloon.
"Oh wow thanks love you guys" yelled the birthday boy
A broken condom; a sabotaged, improperly worn, expired, or defective condom.
“It’s ok if we don’t have sex tonight, I’ve been single for a long time and all I have is an old box of birthday balloons.”
“I’m here thanks to a birthday balloon.”