JB

1. Justin Bieber
2. jail bait
3. "blowjob" backwards

Can be used interchangeably, all three are equally bad.

1. That person is the biggest JB fan.
2. That person is the biggest JB fan.
3. That person is the biggest JB fan.

You may have to clarify which definition of JB you are trying to use.

by 64 68 2e August 5, 2018

jb.

her boyfriend is not allowed to sneeze in public. people be like ‘bless u’ no, he already has her, he’s blessed

that girl is so jb. (hot)

by not jb June 14, 2021

Dirty jb

The opposite of a BJ. It is when a person from either sex gives a blowjob but blows the penis up like a balloon instead of sucking

Last night this bitch broke my dick with a dirty JB.

by Jebhosbejdnfbdjfbj December 1, 2021