Read the dictionary definition of trill. All definitions for this word.
1. a note that alternates rapidly with another note a semitone above it
2. the articulation of a consonant (especially the consonant `r') with a rapid flutter of the tongue against the palate or uvula
1. he pronounced his R's with a distinct trill
3. sing or play with trills, alternating with the half note above or below
4. pronounce with a trill, of the phoneme `r'
1. Some speakers trill their r's
