The shrewdest mind to occupy the Oval Office in our lifetime still has one of the most impressive hard drives around.
Not for nothing have critics and admirers alike described Obama as among the shrewdest politicians in a long time.
And, in one of the shrewdest personnel moves of his career, he appointed General George Marshall as secretary of State.
This excited the suspicion of some of the shrewdest holders of the stock, and the affair was investigated.
The fox is the synonym of cunning, and will often outwit the shrewdest trapper.
Peter 133 knew the man to be one of the hardest-headed, shrewdest men in the iron trade, and he guessed the boy was his son.
But by far the shrewdest blow to the Italianists was Wilson's Declaration.
Both had come through their schedules unbeaten, and the shrewdest followers of the game were hard put to it to pick a winner.
He spoke of business like the shrewdest and readiest of practical men.
Is it not extraordinary that historians should have mistaken the Queen's shrewdest craft for hesitancy?
c.1300, "wicked, evil," from shrewe "wicked man" (see shrew). Cf. crabbed from crab (n.), dogged from dog (n.), wicked from witch (n.). The sense of "cunning" is first recorded 1510s. Related: Shrewdly; shrewdness. Strutt's "Sports and Pastimes of the People of England" (1801) has a shrewdness of apes for a company or group of them. Shrewdie "cunning person" is from 1916.