Pitot\'s tube
Pi*tot's" tube`\ (Hydraul.) A bent tube used to determine the velocity of running water, by placing the curved end under water, and observing the height to which the fluid rises in the tube; a kind of current meter.| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| a chattering or flighty, light-headed person. |
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