Real Dictionary

tinkle
verb: If something tinkles, it makes a clear, high-pitched, ringing noise, especially as small parts of it strike a surface.

tinkle in American English
the act or sound of tinkling
to cause to tinkle
to make a series of small, short, light, ringing sounds like those of a very small bell
intransitive verb: to give forth or make a succession of short, light, ringing sounds, as a small bell
noun: a tinkling sound or tune
transitive verb: to cause to tinkle or jingle

tinkle in British English
noun: a high clear ringing sound
verb: to ring or cause to ring with a series of high tinny sounds, like a small bell