Variant of shrewd
- evil, bad, wicked, mischievous, shrewish, etc.
- artful, cunning, wily, etc. in one's dealings with others
- keen-witted, clever, or sharp in practical affairs; astute: the usual current sense
- Archaic keen; piercing; sharp
Origin of shrewdMiddle English schrewed, past participle of schrewen, to curse ; from schrewe: see shrew