It kept up, a short blast every fifteen seconds, each one closer.

Then a short blast and six monitors took up position at the top of the lower playground.

Another short blast and the school moved off to the various classrooms.

At last, there was a short blast on the whistle, and we all fell flat.

It took only a short blast to release the lock.

I was about to give it a short blast when Bill blasted.

He let out a short blast of sound that might have been a laugh.

Two short blasts and a long one, that was the call to mount up.

A short blast from Jules' gun and the door was no longer a barrier.

Their engines fire just a short blast then cut out.