slip joint

noun

Definition of slip joint

1a : a telescopic joint between two parts (such as a piece of tubing and packing material in a stuffing box) that permits the parts to move in a lengthwise direction
b : a joint formed by slipping one part over another of nearly the same size and uniting the two (as by brazing)
2 : a channel or groove cut in an existing wall to receive the ends of the brick of a new wall

History and Etymology for slip joint

slip entry 3

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