A surname.

(crystallography) A compound crystal consisting of three individuals. / (obsolete, rare) One of three offspring born at the same birth; a triplet.

present participle of trill

The production of a trill sound.

plural of trilling

(music) A rapid alternation between an indicated note and the one above it, in musical notation usually indicated with the letters tr written above the staff.

(intransitive, obsolete) To trickle.

(intransitive, obsolete) To twirl.

(slang, hip-hop culture) true, respected

(intransitive) 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.