throw (someone) for a loop
Definition of throw (someone) for a loop
: to cause (someone) to be very amazed, confused, or shocked The news of her death really threw me for a loop. His parents were thrown for a loop when he quit college.
Word by Word Definitions
: some person : somebody
: a curving or doubling of a line so as to form a closed or partly open curve within itself through which another line can be passed or into which a hook may be hooked
: such a fold of cord or ribbon serving as an ornament
: something shaped like or suggestive of a loop
: to make or form a loop
: to execute a loop in an airplane
: to move in loops or in an arc
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