Wordnet 3.0
NOUN (2)
1.
a ballroom dance of Latin-American origin;
2.
music written in duple time for dancing the tango;
VERB (1)
1.
dance a tango;
The Collaborative International Dictionary of English v.0.48:
Tango \Tan"go\ (t[a^][ng]"g[=o]; Sp. t[aum][ng]"g[=o]), n.; pl.
Tangos (-g[=o]z). [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.
(c) a musical tune appropriate for this dance.
[Webster 1913 Suppl. +PJC]
WordNet (r) 3.0 (2006):
tango
n 1: a ballroom dance of Latin-American origin
2: music written in duple time for dancing the tango
v 1: dance a tango