A heinously ugly girl who could not have possibly emerged from anywhere else but the fog. She is the type of girl who appears in your bed on a Sunday morning that you immediately recognize as a mistake and try to evict as fast as possible and take every precaution necessary to make sure your friends do not find out about her.
John: Did Jack bang that girl he was making out with last night?
Samuel: I hope not dude. He asked us to help him out by making sure he didn't end up fucking any ugly chicks and that girl was a real fog beaver.
Samuel: I hope not dude. He asked us to help him out by making sure he didn't end up fucking any ugly chicks and that girl was a real fog beaver.
by Mavericknotgoose July 25, 2012

A cross between a beaver and a whale. Obviously not existent but used normally as an insult to someone who is abnormally large and very hairy. A beaver - whale can also used to describe someone very lazy and does little with their life.
person 1: 'look at grandma, she has been sitting there all day doing nothing!'
person 2: 'she acts like such a beaver - whale'
person 2: 'she acts like such a beaver - whale'
by cheekydinosaur1234 February 20, 2011

A control-freak beaver who thinks we need protection from illegal immibeavers. Has luscious, flowing blonde fur and uses a variety of hand gestures.
Beaver trump is a very good president. We need to build a dam, a great beautiful dam to keep out the mexibeavers.
by flurban dictionary March 31, 2017

Jeff: I was banging that girl last night but she had a beaver attack. So I just ended up jerking on to her mom while she was asleep.
Zack: Yeah man I hate when that ends up happening! My girl had a beaver attack once... her mom gets nervous around me now...
Zack: Yeah man I hate when that ends up happening! My girl had a beaver attack once... her mom gets nervous around me now...
by Whip that b February 6, 2017

A term used to remove ones undergarments in order to allow the air to circulate the female genital area.
by Mojo0483 July 31, 2009

by zarrra February 7, 2015

When a Girl is thinking about sex, or progressing towards a prospect of sex, and someone or something interrupts Her, it is called Beaver Barricade.
The MALE Equivalent to this is called Cock Block.
The MALE Equivalent to this is called Cock Block.
Samantha was really yearning for a hot quick romp with the tall, sexy man she had been talking to, but her friend annoyingly distracted her, and threw-up a Beaver Barricade into all of Samantha's chances of a good screw!
by jhaf77 January 9, 2010
