- Present participle of rat.
- Don't go ratting to the police about what happened.
- RATting Remote Access Trojan'ing
- Gaining Access to another computer, Remotely, via a Trojan 'virus' application or malicious code snippet that can even be embedded in an image's bits. See article at Microsoft TechNet: "Danger: Remote Access Trojans"
Variant of rat
- any of numerous long-tailed rodents of various families (esp. Muridae and Cricetidae) resembling, but larger than, the mouse: rats are very destructive pests and carriers of highly contagious diseases, as bubonic plague and typhus
- ☆ a small pad formerly used in certain styles of women's coiffures to make the hair look thicker
- Slang a sneaky, contemptible person; specif.,
- an informer; stool pigeon
- a worker who is a scab
- a person who deserts or betrays a cause
- Slang a person who spends a great deal of time at, in, or on a (specified) place: a gym rat, a mall rat
Origin of ratMiddle English ratte ; from Old English ræt, akin to German ratz, ratte ; from Proto-Germanic an unverified form ratto ; from uncertain or unknown; perhaps Indo-European base an unverified form red-, an unverified form rōd-, to scratch, gnaw from source Classical Latin radere, to scrape, rodere, to gnaw
intransitive verbratted, ratting
- to hunt for rats, esp. with dogs
- to desert or betray a cause, movement, etc. as rats are reputed to desert a sinking ship
- to act as a stool pigeon; inform (on)
to tease (the hair)
smell a rat
to suspect a trick, plot, etc.