rat 
rat (rat)
noun
- 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
Etymology: ME ratte < OE ræt, akin to Ger ratz, ratte < PGmc *ratto < ? IE base *red-, *rōd-, to scratch, gnaw > L radere, to scrape, rodere, to gnaw
intransitive verb rat′·ted, rat′·ting
- to hunt for rats, esp. with dogs
- Slang
- 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)
transitive verb
to tease (the hair)
smell a rat
to suspect a trick, plot, etc.
rat
n.
Possessives
- ass: BTW, that is " rat's ass " , not " rats ass " Clinton did not lie uner oath.
Converse of object
- smell: Natalie isnât stupid; having smelled a rat, she is lying in wait.
- anesthetize: Researchers used the technique to destroy a section of liver tissue in anesthetized rats.
- lactate: Valsartan was excreted in the milk of lactating rats.
- inject: Here are the steps that encouraged neuroscientists to develop an animal model that involved injecting rats with reserpine or tetrabenazine.
Adjective modifier
- drowned: But not when I'm trudging the streets like a drowned rat looking for a basement bolthole.
- hypertensive: Abe M, Shibata K, Matsuda T, Furukawa T. Inhibition of hypertension and salt intake by oral taurine treatment in hypertensive rats.
- neonatal: Juvenile animals presented similar toxicity profiles to mature animals although enhanced nephrotoxicity in neonatal rats has been reported in some studies.
- brown: For Sassoon the " brown rats, the nimble scavengers " are simply another dab of paint to define the scene.
- pregnant: Animal model: uterine vessel ligation in the pregnant rat.
- pet: The average lifespan of a pet rat is 22.6 months ( Reference: Angela Clarke, Fancy Rats, click here for details ).
Modifies a noun
- poison: We've decided to leave rat poison out instead of bananas in future.
- race.: Save money and don't make it another rat race. + $ Watching charts and stocktrading all day?
- catcher: Nathan Wheatear prefers not to spend his life as a rat catcher.
- infestation: The number of rat infestations is reportedly increasing and the brown rat is a major problem in urban areas.
- carcinogenicity: The mechanism and relevance of these findings in the rat carcinogenicity study for humans are not yet clarified.
- hepatocytes: Hepatoprotective activity of polyphenolic compounds from Cynara scolymus against CCl4 toxicity in isolated rat hepatocytes.
Noun used with modifier
Droll rat, they would shoot you if they knew Your cosmopolitan sympathies.
Matilda Briggswas a ship which is associated with the giant ratof Sumatra, a story for whichtheworld isnot yet prepared.
A greyhound should be heeded lyke a snake, And neckyd lyke a drake, Backed lyke a bream, Footed lyke a catte, Taylled lyke a ratte.
Weird heroes and mould-breaking champions exist as living proof to those who need it that the tyranny of 'the rat race' is not yet final.
It used to be the rat race. Now it's the sack race.
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