1. [ noun ] (zoology) any of various long-tailed rodents similar to but larger than a mouse
Related terms: rodent black_rat brown_rat bandicoot_rat jerboa_rat rice_rat pocket_rat
2. [ noun ] (work) someone who works (or provides workers) during a strike
Synonyms: strikebreaker blackleg scab
Related terms: worker scab
3. [ verb ] (work) take the place of work of someone on strike
Synonyms: blackleg scab
Related terms: work scab
4. [ verb ] give away information about somebody
Synonyms: betray tell_on shop grass give_away shit peach snitch stag denounce

"He told on his classmate who had cheated on the exam"

Related terms: inform tip_off crap informer fink deserter
5. [ verb ] catch rats, esp. with dogs
Related terms: capture
6. [ verb ] give (hair) the appearance of being fuller by using a rat
Related terms: pad
7. [ noun ] a person who is deemed to be despicable or contemptible
Synonyms: bum skunk puke so-and-so dirty_dog scum_bag crumb lowlife stinker git stinkpot rotter

"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'"

Related terms: unpleasant_person
8. [ verb ] (work) employ scabs or strike breakers in (an industry)
Related terms: hire industry
9. [ verb ] desert one's party or group of friends, for example, for one's personal advantage
Related terms: defect rotter
10. [ noun ] a pad (usually made of hair) worn as part of a woman's coiffure
Related terms: pad hairdo
11. [ noun ] one who reveals confidential information in return for money
Synonyms: betrayer squealer blabber informer
Related terms: informant fink nark supergrass betray tattle denounce
Similar spelling:   Rath