Trill - Definition

n 1: a note that alternates rapidly with another note a semitone
above it [syn: trill, shake]
2: the articulation of a consonant (especially the consonant
`r') with a rapid flutter of the tongue against the palate or
uvula; "he pronounced his R's with a distinct trill"
v 1: pronounce with a trill, of the phoneme `r'; "Some speakers
trill their r's"
2: sing or play with trills, alternating with the half note
above or below [syn: warble, trill, quaver]