1 definition by poopybuttcheek

1
O'neil
The last name of a kid that is a fucking dumbum and a brat. He will most likely kill you if you make funny jokes about him or he will just tell on the whooolleeee classsssss.
Did you see that guy having a temper tantrum? Yeah he must be an O'neil
by poopybuttcheek March 02, 2020
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