an elm, Ulmus rubra, of eastern North America, having a mucilaginous inner bark.
the bark of this elm, used as a demulcent.
a tree, Ulmus fulva, of E North America, having oblong serrated leaves, notched winged fruits, and a mucilaginous inner bark
the bark of this tree, used medicinally as a demulcent
noun 1. a dangerous and irreversible course: the slippery slope from narcotics to prison. slip me five slippery slope A dangerous course, one that leads easily to catastrophe, as in He’s on a slippery slope, compromising his values to please both the bosses and the union. This metaphoric expression alludes to traversing a slick hillside, […]
- Slipping rib
slipping rib slip·ping rib (slĭp’ĭng) n. A subluxation of a rib cartilage with costochondral separation.
- Slipping rib cartilage
slipping rib cartilage n. Subluxation of the costal cartilage, usually at the junction with the sternum, causing pain and an audible click.
adjective, slippier, slippiest. 1. Informal. slippery. 2. Chiefly British. quick; alert; sharp. adjective -pier, -piest 1. (informal or dialect) another word for slippery (sense 1), slippery (sense 2) 2. (Brit, informal) alert; quick slip something over on someone