From Longman Dictionary of Contemporary Englishclick your tongueclick your tongueto make a sharpnoise with your tongue to show that you are annoyed or disappointedShe clicked her tongue and shook her head. →tongue
Examples from the Corpus
click your tongue• I sigh and click my tongue at these, of course.• The clockclicks its tongue ... trial and error.• He clicked his tongue, the cobplodded resolutely forward and so did I. And it was easy!• Churchspeculated with a long-rangesquirt, clicking his tongue in self-reproach as he did.• There was a human quality, too, to the noise, as if several women were clicking their tongues at great speed.• Kha Yangclicked his tongue then.