crustier

Adjective

crusty (comparative crustier, superlative crustiest)

1. Having a crust, especially a thick one.
   • No one was there. But there was a cloth spread upon the table that stood against the wall, and a cover was laid for one, with a crusty brown loaf and a bottle of wine beside the plate1899, Kate Chopin, The Awakening
2. (figuratively, informal) Short-tempered and gruff but, sometimes, with a harmless or benign inner nature.
   • However kindly a friend may otherwise be, he soon turns crusty if asked to lend money.1895, Marie Corelli, The Sorrows of Satan: or The Strange Experience of One Geoffrey Tempest, Millionaire […], 1st American edition, New York, N.Y.: J[oshua] B[allinger] Lippincott Company, published...

   Synonyms:

   gruff, peevish, surly, harsh

3. (informal) Of very low quality; crude visuals or harsh, granular sound.
   • The door opened with a crusty squeak that echoed in the silent room.

   Synonyms:

   inferior

See all 7 meanings of crusty