Top definition
A great word for Trekkies or others who will live in their mother's basement until retirement.
Can you believe that trilobite from the chess club asked me out?
by Forseti April 13, 2006
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Jun 4 Word of the Day
The phenomenon of having to come out as bisexual to the same person/people repeatedly because they assumed or hoped that your sexuality was a "phase." Refers less to the holiday and more to the 1993 Bill Murray comedy film in which the main character experiences the same day over and over.
"My visit home turned into Bisexual Groundhog Day. My mom acted shocked when I told her I'm going to Pride next week, so I had to come out to her as bisexual AGAIN."
by Tiggy Upland April 15, 2014
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2
teeth medication to clean teath; a brand of teeth cleaner
my grandma put trilobite on her old, yellow teeth
by Dr. Frank Sellian February 23, 2005
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3
A person who is below average in everything, basically just sucks at living in general.
Person 1: Did you see that guy?
Person2: Yeah his skinny crusty ass looks like a total trilobite
by TinkleStinkle August 11, 2019
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