What is Sem?
1.
SEM: Self-centered Egoistic Maniac
A person who has the highest opinion for himself/herself that is very annoying.
Someone who is obsessed with himself.
Person #1: Look at her. She is obsessed with herself.
Person #2: She is such a SEM.
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2.
Sem: Semen Eating Monster
A ugly, fat, skanky, female. Most likely has some sort STD, like crabs or scabies. Likes to fuck anything with a penis. An outcast.
a) That bitch is such a SeM, its discusting.
b) Fuck that SeM and her skanky ass.
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3.
(n)
"I keep it crunk twenny fo'-sem!"
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Random Words:
1.
Someone with serious dental issues. Thier teeth are so neglected, they resemble Indian Corn where the teeth are all different sizes and ..
