Stepbrothering

To rub your scrotum on something, as seen by the scene in the movie "Stepbrothers" starring Will Ferrell and John C. Reily, where Will Ferrell's character rubs his ballsack on John's drumset.

Simaliar to teabagging.

I just STEPBROTHERED your face.

Pfft. Only noobs stepbrother after a double kill.

I just was caught Stepbrothering.

by Ol' Betsey April 21, 2009

Stepbrother

Someone who has to pull his stepsister out a washing machine

STEPSISTER STOP GETTING STUCK IN WASHING MACHINES! stepbrother screams

by Iwillkillmyselfwithpeanuts September 10, 2020

Stepbrother

Friend to have sword fights with

I beat my stepbrother in a sword fight yesterday

by Rectum rocker May 16, 2009

stepbrother-in-law

1- Stepsibling's husband.
2- Spouse's stepbrother.

My stepbrother-in-law is a good person.

by Wonbig October 13, 2021

eskimo stepbrothers

when one man fingers a chick that another man has had sex with, then the two men are eskimo stepbrothers. similar to eskimo brothers

Rick fingered a chick last night and later found out that his friend James had banged her a month ago. Rick and James are now eskimo stepbrothers.

by skirtripperclubprez September 05, 2011

stepbrother

Stepparent's son what is parent's stepson.

My stepbrother is a good person.

by Sonyc September 22, 2023

stepbrother

Stepparent's son (parent's stepson).

My stepbrother is a good person.

by Coldandhot October 14, 2023