What is "ulmus fulva"

Slippery \Slip"per*y\, a. [See Slipper, a.]

1. Having the quality opposite to adhesiveness; allowing or causing anything to slip or move smoothly, rapidly, and easily upon the surface; smooth; glib; as, oily substances render things slippery.

2. Not affording firm ground for confidence; as, a slippery promise.

   The slippery tops of human state.
   --Cowley.

3. Not easily held; liable or apt to slip away.

   The slippery god will try to loose his hold.
   --Dryden.

4. Liable to slip; not standing firm.
   --Shak.

5. Unstable; changeable; mutable; uncertain; inconstant; fickle. ``The slippery state of kings.''
   --Denham.

6. Uncertain in effect.
   --L'Estrange.

7. Wanton; unchaste; loose in morals. --Shak. Slippery elm. (Bot.)

   1. An American tree ( Ulmus fulva) with a mucilagenous and slightly aromatic inner bark which is sometimes used medicinally; also, the inner bark itself.

   2. A malvaceous shrub ( Fremontia Californica); -- so called on the Pacific coast.