- 1[intransitive] to make an unpleasant, high, loud sound Behind him, the telephone shrilled.
- 2[transitive] + speech to say something in a loud, high voice synonym shriek “Wait for me!” she shrilled.
NAmE//ʃrɪl//Verb Forms present simple I / you / we / they shrill
he / she / it shrills
past simple shrilled
-ing form shrilling