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© 1999-2026 Urban Dictionary ®
Definitions by NotTrent_
mason jr.
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A person who doesn’t
look
through a group
chat
and therefore sends posts that everyone else has already
seen
.
Person 1: *sends
post
Person 2: “chill out mason jr. that was
literally
sent to the
chat
like an hour ago.”
mason jr.
by
NotTrent_
May 18, 2019
0
0
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