Any child who has grown up with a parent in the Extension Service, knows what MSU means, got excited when you turned 9 because you get to finally be a real 4-H'er, personally knows 10 or more Extension Agents- or has memorized who serves what county, tried to name every county and county seat in the state, and has played "Name That Noxious Weed" on many a road trip.
by Extension Brat July 6, 2015

A dirty little troll child. Most likely conceived in an F-150 or Chevy Cavalier, in the Northern Mid-West and fed Slim Jim's and Mountain Dew until maturity. Only to go on and reproduce rapidly while drinking copious amounts of light beer.
Those damn Trash Brats across the street are lighting off bottle rockets and dropping F bombs again!
by Prednis April 8, 2020

by xandaui April 24, 2021

After sitting on the leather couch for three hours using his laptop, Ryan had a disturbing amount of brat water pooling up.
by ALotofAlano August 17, 2008

by non GM brat June 1, 2009

by DogSaysHiDontConntact December 8, 2019

Too much friction on the male genitalia from sexual acts, i.e., sex of any variety or masturbation, which causes a burning sensation anywhere on the penis.
by The Collector 12 June 3, 2015
