think up

phrasal verb
thought up; thinking up; thinks up

Definition of think up

informal
: to use one's mind to form or invent (something) Quick! We have to think up an excuse. They thought up a new way of raising money for charity.

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“Think up.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/think%20up. Accessed 15 December 2019.

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Britannica English: Translation of think up for Arabic Speakers

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