RhymeZone: plink definitions

Definitions of plink:

noun: A short, high-pitched metallic or percussive sound.
verb: To make a plink sound.
verb: (with "out") (colloquial) To play a song or a portion of a song, usually on a percussion instrument such as a piano.
verb: (firearms) To take part in the sport of plinking.

(Definitions from Wiktionary)