noun
also babbit metal
Usage: sometimes capitalized B
Etymology: after Isaac Babbitt died 1862 American inventor
: either of two alloys used for lining bearings:
a. : a tin-base alloy ; especially : one containing 2 to 8 percent copper and 5 to 15 percent antimony
b. : a lead-base alloy containing 1 to 10 percent tin and 10 to 15 percent antimony with or without some arsenic