Dictionary
beast•ly
Pronunciation: (bēst'lē), [key]
—adj., -li•er, -li•est,
—adv.
—
adj.
1. of or like a beast; bestial.
2. Informal.nasty; unpleasant; disagreeable.
—
adv.
1. Chiefly Brit. Informal.very; exceedingly:
It's beastly cold out.
2. Brit. Informal.disagreeably; outrageously:
beastly rude. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.