definition
A medium-sized rodent belonging to the genus Rattus.
definition
Any of the numerous members of several rodent families (e.g. voles and mice) that resemble true rats in appearance, usually having a pointy snout, a long, bare tail, and body length greater than about 12 cm, or 5 inches.
definition
A person who is known for betrayal; a scoundrel; a quisling.
example
What a rat, leaving us stranded here!
definition
An informant or snitch.
definition
A scab: a worker who acts against trade union policies.
definition
A person who routinely spends time at a particular location.
example
He loved hockey and was a devoted rink rat.
definition
A wad of shed hair used as part of a hairstyle.
definition
A roll of material used to puff out the hair, which is turned over it.
definition
Vagina.
example
Get your rat out.
definition
Short for muskrat.