Wiktionary
crustiest
a. (en-superlativecrusty)
WordNet
crustiest
See crusty
crusty
adj. having a hardened crust as a covering [syn: crusted, encrusted, crustlike]
brusque and surly and forbidding; "crusty remarks"; "a crusty old man"; "his curmudgeonly temper"; "gruff manner"; "a gruff reply" [syn: curmudgeonly, gruff, ill-humored, ill-humoured]
Usage examples of "crustiest".
Ridiculed at first, Ricciardi had, by the time I met him, earned the respect of even the crustiest of the old baseball writers.