trill /tɹɪl/noun 3verb 4adjective 1forms 5 noun3 •A rapid alternation between an indicated note and the one above it as an ornament; in musical notation usually indicated with the letters tr written above the staff. •A type of consonantal sound that is produced by vibrations of the tongue against the place of articulation: for example, Spanish ⟨rr⟩, /r/. •A tremulous high-pitched vocal sound produced by cats. verb4 •To create a trill sound; to utter trills or a trill; to play or sing in tremulous vibrations of sound; to have a trembling sound; to quaver.To judge of trilling notes and tripping feet. — 1692 •To impart the quality of a trill to; to utter as, or with, a trill.The sober-suited songstress trills her lay. — 1749 •(no longer used) To trickle.Whisper'd sounds / Of waters, trilling from the riven stone. •(no longer used) To twirl. adjective1 •(slang) True; respected.All my trill niggas know who be bringin da funk / Lees and shell toes like it's Black History Month — 2007 formstrilled · trilling · trills · triller · trillest