10-four 

when there is a girl with a nice butt and u want to alert your bros without the girl noticing

dude 10-four
brooooo
ik

10-four by sp00k1e March 5, 2016

10.5-tuple-fourth-cousin 

10.5-tuple-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and twenty-one great-great-great-grandparents in common.

My 10.5-tuple-fourth-cousin is a good person.

10.5-tuple-fourth-cousin by ABGR June 9, 2021