Semanoff

The Russian word for "awesome"

"Those people aren't lame, they're 'Semanoffs'"

by Karena2408 June 20, 2008

semenated

synonym with cummed

"man that guy semenated all over her back!"

by jack o June 24, 2008

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 3, 2009

semperfy

v. to overcome challenging/horrific situations without giving up or giving in. to face adversity in the style of a marine

derived from the marine credo "semper fi" meaning always faithful

weenie 1: oh man, i don't think i can go in to work, i am so hungover.

stud 1: dude, semperfy, you need the paycheck.

by hellzbelle December 7, 2010

Semen Poisoning

The result of swallowing too much semen. Can cause blurred vision, vomiting, erectile disfunction, premenstrual bleeding, and children

After the gay bukkake, phil realized he had semen poisoning.

by TheDrunkenMasta January 3, 2012

Semen Slinger

Another word for a male porn star or gay man.

Dirk Diggler and Ron Jeremy are two of the most well known Semen Slingers in the porn industry.

And a few of the best well known gay Semen Slingers in music would have to be Boy George and Freddy Mercury.

by SassyJax01 December 16, 2012

sementation

The process of an object becoming stiff due to ejaculatory fluids.

After cumming into a sock he kept under his bed, Johnny found it became hard and stiff thanks to sementation.

by SyrupPants November 14, 2014