Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

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rat

rat

 
 
pronunciation:
raet
parts of speech:
noun, intransitive verb
features:
Word Combinations (noun, verb), Word Explorer
part of speech: noun
definition 1: any of several long-tailed rodents that resemble but are larger than mice.
 
definition 2: any of various animals resembling the rat.
definition 3: (slang) a scoundrel, esp. a betrayer or informer.
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part of speech: intransitive verb
inflections: rats, ratted, ratting
definition: (slang) to betray or inform on one's associates.
similar words:
sing, tattle
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derivation: ratlike (adj.)
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See
  character, mammal, personality, pet, rodent