technically meaning brother 'bretherin is used on the street between male friends
"sup my bretherin"
"yo bretherin"
by Greenday_AllDay January 10, 2006
Get the bretherin mug.
A word used by the brother's of Tau Epsilon Phi to greet one another in passing and in greeting. Also used to announce a brother's entry into a room, house, or situation.
Greeting an individual:
"Ah bretherin Patrick, how art thou?"

A brother enters a room/house/situation:
"BRETHERIN PATRICK, THOU HAST ENTERED THE PORTALS!"
by Lou Chorney April 18, 2008
Get the Bretherin mug.
WORD USED BY FAKE IRISHMEN, AKA "MEXICAN GUYS", BECAUSE THEY DONT KNOW HOW TO SPELL BRETHREN.
To all my fellow IRISH BRETHERINE...Today we go on to drink like a normal day because we are drinkers..thats what we do! To all of you ppl celebrating this day in our honor...thank you..have fun drinkin like an IRISHMAN!
by monstro167 March 17, 2018
Get the BRETHERIN mug.