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[run out]  {v.}

1a. To come to an end; be used up.

Jerry almost got across the brook on the slippery stones but his luck ran out and he slipped and fell.

We'd better do our Christmas shopping; time is running out.

Syn.: [GIVE OUT] (5).

1b. To  […]

[run out on]  {v. phr.}

To leave someone in the lurch; abandon another.

[run over]  {v.}

1. To be too full and flow over the edge; spill over.

Billy forgot he had left the water on, and the tub ran over.

2. To try or go over (something) quickly; practice briefly.

* /During the lunch hour, Mary ran over her history  […]

[run ragged]  {v. phr.}

To tire out; make nervous by too much worry or work.

Trying to keep up with too many clubs, sports, and activities in addition to his homework ran Tom ragged.

On a rainy day the children sometimes ran Mother ragged.

 […]

[run rings around]

See: [RUN CIRCLES AROUND].

[run riot]  {v. phr.}

1. To act freely or wildly; not control yourself.

The monkey got out of his cage and ran riot in the pet shop.

John let his imagination run riot, thinking he was hunting lions in Africa.

2. To be or grow in great numbers  […]

[run scared]  {v. phr.}

To expect defeat, as in a political campaign.

[run short]  {v. phr.}

1. To not have enough.

Bob asked Jack to lend him five dollars because he was running short.

We are running short of sugar.

Compare: [RUN OUT].

2. To be not enough in quantity.

* /We are out of potatoes and the flour  […]

[run that by me again!]  {v. phr.},  {informal command}

Repeat what you just said, as I couldn't understand you.

[run the gauntlet] also [gantlet]  {v. phr.}

1. To be made to run between two lines of people facing each other and be hit by them with clubs or other weapons.

Joe had to run the gauntlet as part of his initiation into the club.

2. To face a hard  […]