Definition of stuffing box in English:

stuffing box

Syllabification: stuff·ing box

noun

  • A casing in which material such as greased wool is compressed around a shaft or axle to form a seal against gas or liquid, used for instance where the propeller shaft of a boat passes through the hull.
    More example sentences
    • Check the engine shaft and rudder stuffing boxes for steady leaks and looseness.
    • It is very possible for the boat to surge back with the rudder hard over and bend or break the shaft or the stuffing box, leaving you with a catastrophic leak in the middle of a hurricane.
    • Other sources of moisture include deck leaks and, in one case, saltwater flying off of the shaft at a leaky stuffing box.

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