bump and grind1
adjective
informal USUsually hyphenated. Characterized by, featuring, or associated with sexually provocative or erotic dancing. Compare "bump", "grind", bump and grind .
noun
informal USThe action or an act of sexually provocative or erotic dancing.
Origin
1930s; earliest use found in The Ogden Standard-Examiner. From bump + and + grind.
bump and grind2
verb
informal US1To move with a repeated circling motion of the hips; especially to dance in a sexually provocative or erotic way by thrusting the pelvis and gyrating the hips and buttocks against a dance partner.
2Sport
To move or play in an aggressively physical manner.
Origin
1940s; earliest use found in Life. From bump + and + grind, after bump and grind, bump and grind.
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