bem

an old sci-fi abbreviation for 'bug-eyed monster'. Dates back to the time of movies of the week that were so stereotypical, people made abbreviations for each kind of character.
Also an episode of Star Trek: The Animated Series, and the preffered name of bemdude

God, that BEM is fuggn' weird.

by bemdude April 10, 2005

bem

A very sexy man with a large cock.

You must be a bem.

by Dyke July 29, 2003

bem

Booger Eating Moron. Someone of low intelligence.

What a bunch of BEMs, they probably can't tie their own shoes.

by Gravelpitt November 15, 2006

bem

A misspelling of Ben , who also is a supreme overlord that rules you all , and you should look upon.

ALL HAIL LORD BEM!!!

by 12434ewsrewe July 15, 2018

bem

A cowardly person. One that is afraid of many, if not all, things. A phobe.

Come on man, she'll be right, don't be such a bem. Chicken... book book book. Toughen up boy.

by Oxford-Cambridge-Miriam-Webster May 30, 2006

bem

french wannabe, with girlish hair

Christ, that faggot is a bit of a bem, ain't he?

by Kruse November 13, 2003

Bem

A Random Black Kid in the Harry Potter and the Prisoner of Azkaban Movies who randomly turns up and randomly says something Dark

kid1: Lovely day, Isn't it?

Random kid: It's like trying to catch smoke. It's like trying to catch smoke with your BARE HANDS

kid2: Where did that Bem come from?

by Truday11 May 31, 2010