a person who says dumb and stupid things or acts like a loser.
jared is acting like a brownstain
1) the mark one finds in one's underwear after failure to wipe the anus properly;
2) any member of the legion of fans that supports Chris Brown regardless of any circumstances, often with rabid support.
You see that brownstain over there? She just pulled a knife on me for saying that Chris might be more talented at hitting women than beats. Classic brownstain.