A brown rat, one of the many species of rat.



  • A medium-sized rodent belonging to the genus Rattus.
  • 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.
  • A person who is known for betrayal; a scoundrel; a quisling.
  • An informant or snitch.
  • A scab: a worker who acts against trade union policies.
  • A person who routinely spends time at a particular location.
  • A wad of shed hair used as part of a hairstyle.
  • A roll of material used to puff out the hair, which is turned over it.
  • Vagina.
  • A scratch or a score.
  • A place in the sea with rapid currents and crags where a ship is likely to be torn apart in stormy weather.
  • A ration.


  • To betray a person or party, especially by telling their secret to an authority or an enemy; to turn someone in.
  • To work as a scab, going against trade union policies.
  • To kill rats.
  • To scratch or score.
  • To tear, rip, rend.
  • Damn, drat, blast; used in oaths.


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