have time to kill

have (some) time to kill

To have extra, unscheduled time. I stopped at the card store because I had some time to kill before my appointment.
See also: have, kill, time
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

have (some) time to kill

Fig. to have extra time; to have a period of time with nothing to do. Whenever you have some time to kill, call me up and we'll chat.
See also: have, kill, time
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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