cha-cha-cha
 US /ˌtʃɑː.tʃɑːˈtʃɑː/
 UK /ˌtʃɑː.tʃɑːˈtʃɑː/

1. 
a ballroom dance of Latin American origin, similar to the mambo, with a syncopated rhythm.
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They learned to dance the cha-cha-cha at the studio.
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The band played a lively cha-cha-cha tune.
1. 
to dance the cha-cha-cha.
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They decided to cha-cha-cha all night long.
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Can you teach me how to cha-cha-cha?