clunagitare

clunagitare , to move the buttocks (sexually). Cf. clunis c. c1370 David peccavit quia Barsabe clunagitavit [gl.: i. quia concubuit cum Barsabe] (J. Bridl.) Pol. Poems I 171–2 (cf. ib. 158: simia lactata dicetur clunagitata).