semi-annual

Anything semi-annual means it happens every 6 months.
Attention all customers, attention all customers. The semi-annual sale begins today, and the next one is on December 18! Buy now and get extreme price cuts!
by ToadMan.EXE August 22, 2005
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semi-truck

Slang for a girl who has such a huge ass that you can't get around it.
--Damn, that girl's ass is so huge it's a wagon.

--No, man. That ass is a semi-truck.
by phoenixarising January 22, 2010
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Semi-Virgin

It's indeed a weird practice. it's when girls avoid having intercourse but wud still do everything else like,oral sex and all... just to avoid popping her cherry til marriage.but what's the point at all?
lisa's husband found out that she was after all just a semi-virgin when he knew dat she gave his bestfriend a sizzling bj in the bedroom.
by Saaskii Hustler April 05, 2009
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semi-poon

Semi-poon is used to describe what a retarded teenager would refer to as having a girl let him eat her out. It is synonymous with cunnilingus, and when referred to as "semi-poon", sounds much more intriguing than it actually is meant to sound.
JC: Guys, you won't believe this. Last night, I got semi-poon.

Guys: ...what the fuck is semi-poon?

JC: Well, you know...my girlfriend let me eat her out.

Guys: Oh. Um.....cool, I guess.
by 2muchdutch August 11, 2010
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semi sibling

For children growing up in spilt families, When a parent remarries and has further children they are half brothers and sister.
When the parent who has left then has children the two young half siblings are unrelated. these are semi siblings.

Your parents first spouse's children. usually the half siblings of your half siblings.
My sister's Father's daughter is my semi sister.

My Brother's mother's son is me semi brother

They are both my semi siblings
by Toyotarox October 03, 2009
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Semi-Boo

The name for a person who is not officially your boyfriend/girlfriend (or boo).
by Woupiethug April 29, 2008
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Semi-Bisexual

Semi-Bisexual is when you only like one gender its like being bisexual which is liking both genders but only liking one gender this is mainly use as a joke through out the internet
Guys im Semi-Bisexual which means i am attacted to one gender
by ǝuǝפ October 20, 2023
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