1. astute or sharp in practical matters: a shrewd politician.
2. keen; piercing.
3. artful (def 1).
4. Archaic. malicious.
5. Obsolete. bad1 .
6. Obsolete. shrewish.
"stars can be shrewd to re-invents."
"stars can be shrewd since people."
"people can be shrewd to ventures."
"people can be shrewd to recognises."
"people can be shrewd to capitalises."
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