A standard ballroom dance in 4/4 time; or a social dance, the Argentine tango.

(usually plural) A Spanish flamenco dance with different steps from the Argentine.

A piece of music suited to such a dance.

A dark orange colour shade; deep tangerine

(international standards) Alternative letter-case form of Tango from the NATO/ICAO Phonetic Alphabet.

(US, law enforcement, slang) Target.

To dance the tango.

(slang, intransitive) To mingle or interact (with each other).