1540s, perhaps a variant of dold "dull, foolish," influenced by dulte, dolte, past participle forms of Middle English dullen "to dull, make or become dazed or stupid" (see dull (adj.)). Related: Doltish; doltishly; doltishness.
雙語例句
1. The boy is a dolt , but we'll hammer these facts into his dull wits.