ox·lip \ˈäkˌslip\noun Etymology: earlier oxislip, oxelip, oxslip, from Old English oxanslyppe, from oxan, gen. of oxa ox + slyppe, slypa pulp, paste — more at ox, slip 1.: a hybrid primrose 2.: a Eurasian primula (Primula elatior) differing from the cowslip chiefly in the flat corolla limb