Dictionary
up-and-down
Pronunciation: (up'un-doun'), [key]—
adj.
1. moving alternately up and down:
the up-and-down swing of levers; an up-and-down tune.
2. having an uneven surface:
up-and-down countryside.
3. changeable:
up-and-down luck.
4. perpendicular or nearly so:
a straight up-and-down hillside. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.