Tan"go (?), n.; pl. Tangos (#). [Sp., a certain dance.]
(a)
A difficult dance in two-four time characterized by graceful posturing, frequent pointing positions, and a great variety of steps, including the cross step and turning steps. The dance is of Spanish origin, and is believed to have been in its original form a part of the fandango.
(b)
Any of various popular forms derived from this.
© Webster 1913