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rein up

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rein something up

to bring something, usually a horse, to a stop. She reined her horse up and stopped for a chat. Rein up your horse and stop for a while.

See also: rein, up

rein up

[for a horse rider] to stop. The equestrian reined up and dismounted. We all reined up and waited for the cars to pass by.

See also: rein, up