rattiest

Adjective

ratty (comparative rattier, superlative rattiest)

1. Resembling or characteristic of a rat; ratlike.

   Synonyms:

   rattish

2. Infested with rats.
3. (figuratively, informal) In poor condition or repair.
   • We got an old tin lantern, and a butcher knife without any handle, and a bran-new Barlow knife worth two bits in any store, and a lot of tallow candles, and a tin candlestick, and a gourd, and a tin cup, and a ratty old bed-quilt off the bed, […] and just as we were leaving I found a tolerable good...1884 December 10, Mark Twain [pseudonym; Samuel Langhorne Clemens], chapter IX, in The Adventures of Huckleberry Finn: (Tom Sawyer’s Comrade) […], London: Chatto & Windus, […], →OCLC, page 78

   Synonyms:

   battered, tattered, tatty, torn, worn out

4. (Australia, figuratively, informal) Crazy, mad; ridiculous; slightly strange, eccentric; also (followed by about, on, or over), attracted to, infatuated with.
5. (figuratively, informal) Annoyed, bad-tempered, irritable.
   • He got bad, he got ratty, he would take it out on people around him. He was mean when it turned against him.2009, Ian McDonald, River of Gods

   Synonyms:

   annoyed, angry, aggravated, agitated, bothered, exasperated, frustrated, irritable, irritated, irked

See all 6 meanings of ratty