the mind > emotion > suffering > displeasure > discontent or dissatisfaction > 			[noun]		 > expression of dissatisfaction (3)		
n. The (or an) utterance of this exclamation, or a sound resembling this.
A short sharp vocal sound produced by the sudden withdrawal of the tongue from the soft palate (e.g. as used to urge a horse forward) or nearer…
an instance of slow, rhythmic clapping, esp. to indicate displeasure or sarcastic acknowledgement.