snap to

snap to (attention)

Fig. to move quickly to military attention. The troops snapped to attention when they saw the general appear. snap to when I tell you!

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snap to

Move swiftly and smartly to an action, as in The troops snapped to attention. This phrase is sometimes expanded to snap to it, as in You'd better snap to it if we're going to finish today. [Early 1900s]

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snap to

v.

To pay attention or begin complying suddenly: The troops snapped to attention when the general appeared.

See also: snap

snap to

verb

See snap to attention

See also: snap