keep (one) guessing

keep (one) guessing

To withhold information from someone so they don't know what will happen or what one will do next. I feel like my girlfriend is always trying to keep me guessing. I just never feel totally comfortable with her. In show business, it's important to keep your audience guessing, to keep them engaged.
See also: guess, keep

keep somebody ˈguessing

(informal) not tell somebody about your plans or what is going to happen next: It’s the kind of book that keeps you guessing right to the end. OPPOSITE: give the game away
See also: guess, keep, somebody
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