To trill a note, or the letter r.
And now and then an ample tear trilled down / Her delicate cheek.
Whispered sounds / Of waters, trilling from the riven stone.
Origin of trill
- Italian trillo from trillare to trill probably ultimately of imitative origin
From American Heritage Dictionary of the English Language, 5th Edition
- From Middle English trillen. Compare Norwegian trille, Swedish trilla.