have another guess coming

Idioms  

1. Also, have another think coming. Be mistaken and therefore have to reconsider or rethink one's answer. For example, If you think you can fool me, you have another guess coming, or John thinks he convinced me; well, he has another think coming. A related idiom is guess again, often used in the imperative, as in You think that car cost $20,000? Guess again! [Colloquial; first half of 1900s]

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Example Sentences

"I think you have another guess coming, Mr. Car Manager," replied Phil calmly.

From The Circus Boys on the Plains : or, the Young Advance Agents Ahead of the Show by Darlington, Edgar B. P.

If you have visions of seeing Phil chased over the back lot by any stepmother, you have another guess coming.

From Otherwise Phyllis by Gibson, Charles Dana

"Sure, ye have another guess coming Jack, me bye, and that's no lie," remarked Jimmie, a smile beginning to creep over his wide face.

From Motor Boat Boys Mississippi Cruise or, The Dash for Dixie by Arundel, Louis

I said, "Untermyer, you have another guess coming."

From Frenzied Finance Vol. 1: The Crime of Amalgamated by Lawson, Thomas William

"I guess you will have another guess coming," warned Phil.

From The Circus Boys in Dixie Land : or, Winning the Plaudits of the Sunny South by Darlington, Edgar B. P.