3 entries under this word
n. [It. trillo, from trillare; Dan. trille, Ger. triller. See infra.] (Mus.) A shake or quaver of the voice in singing, or of the sound of an instrument, produced by the rapid alternation of two contiguous tones of the scale. See SHAKE.
v. t. [imp. & p. p. TRILLED; p. pr. & vb. n. TRILLING.] [It. trillare, Fr. triller, Dan. trille, Ger. trillern; D. trillen, drillen, to tremble, to shake. Cf. THRILL, v. i., 2.] To utter with a quavering or tremulousness of voice; to shake. The sober-suited songstress trills her lay. Thomson.
v. i. [See supra, and cf. DRILL, v. i., 2.]
Sense 1. To flow in a small stream, or in drops rapidly succeeding each other; to trickle.
And now and then an ample tear trilled down Her delicate cheek. Shak.
Whispered sounds Of waters, trilling from the riven stone To feed a fountain on the rocky floor. Glover.
Sense 2. To shake or quaver; to play in tremulous vibrations of sound.
To judge of trilling notes and tripping feet. Dryden.