Definition of outthink
1 : to outdo or surpass in thinking : to go beyond or transcend by thinking Thus does a candidate who is certainly capable of equalling or outthinking his competitors on the issues find himself fighting a shadow war against himself. — E. J. Dionne, Jr.
2 : to get the better of by thinking more quickly or adroitly than : outwit All trying to buy low, to sell high, now to outthink the other fellow, now to collude with them, to defraud a third party. — David Mamet
First Known Use of outthink
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