bolero definitions WordNet (r) 3.0 (2005) n 1: music written in the rhythm of the bolero dance 2: a short jacket; worn mostly by women 3 ... the head; also music in 3/4 time for a bolero 2. a loose waist-length jacket open at the front ... time. b music for or in the time of a bolero. 2 also a woman's short open jacket. Etymology: Sp. Webster's 1913 Dictionary Bolero Bo*le"ro, n. A kind of small outer jacket ... or without sleeves, worn by women. Webster's 1913 Dictionary Bolero Bo*le"ro, n. [Sp.] (Mus.) A Spanish dance, ...