Rat

Definition: any of various long-tailed rodents similar to but larger than a mouse

Definition: someone who works (or provides workers) during a strike

Definition: a person who is deemed to be despicable or contemptible; "only a rotter would do that"; "kill the rat"; "throw the bum out"; "you cowardly little pukes!"; "the British call a contemptible person a `git'"

Definition: one who reveals confidential information in return for money

Definition: a pad (usually made of hair) worn as part of a woman's coiffure

Definition: A medium-sized rodent belonging to the genus Rattus.

Definition: A scratch or a score.

Definition: A ration.

Definition: Acronym of ram air turbine.

Definition: desert one's party or group of friends, for example, for one's personal advantage

Definition: employ scabs or strike breakers in

Definition: take the place of work of someone on strike

Definition: give (hair) the appearance of being fuller by using a rat

Definition: catch rats, especially with dogs

Definition: give away information about somebody; "He told on his classmate who had cheated on the exam"

Definition: To betray a person or party, especially by telling their secret to an authority or an enemy; to turn someone in.

Definition: To scratch or score.