RAT

Definition

1. noun any of various long-tailed rodents similar to but larger than a mouse.
2. noun someone who works (or provides workers) during a strike. — synonyms: scab, strikebreaker, blackleg
3. noun a person who is deemed to be despicable or contemptible. — synonyms: rotter, dirty_dog, skunk, stinker, stinkpot, bum, puke, crumb
4. noun one who reveals confidential information in return for money. — synonyms: informer, betrayer, squealer, blabber
5. noun a pad (usually made of hair) worn as part of a woman's coiffure.
6. verb desert one's party or group of friends, for example, for one's personal advantage.
7. verb employ scabs or strike breakers in.
8. verb take the place of work of someone on strike. — synonyms: fink, scab, blackleg
9. verb give (hair) the appearance of being fuller by using a rat.
10. verb catch rats, especially with dogs.
11. verb give away information about somebody. — synonyms: denounce, tell_on, betray, give_away, grass, shit, shop, snitch