tanda

plural tandas

1. A turn of dancing in a milonga or tango; a music set or broadcast corresponding to such a turn.

   The disc jockey, Hernan Brizuela, 33, was playing sets, or tandas, of Argentine tangos: fast, medium, then slow.

   2007 August 25, Glenn Collins, “Tangoing Cheek to Cheek for 3 Minutes in the Park”, in New York Times

2. An informal money-pooling plan, in any of various Latin American countries, whose members all chip in regularly and take turns withdrawing accumulated sums.