bolero UK /bəʊ̯ˈlɛə̯.ɹəʊ̯/US /boʊ̯ˈleɹ.oʊ̯/noun 2verb 1forms 3 noun2 •A lively Spanish dance in 3/4 time; also an unrelated slower-tempo dance of Cuban origin, in 2/4 time.Edward's attention was at first rivetted on two dancers engaged in their graceful national dance, the bolero. What a blessing to a people is a climate that encourages out-of-door amusement! — 1831 •A type of short, buttonless jacket or blouse, open or tied in front and ending at the diaphragm.He took the bolero, which was made of soft angora, and rubbed it up and down his cheek. — 2009 verb1 •To dance the bolero. formsboleroed · boleroing · boleros