ball bearing

1 ENTRIES FOUND:
Save
ball bearing noun
plural ball bearings
ball bearing
noun
plural ball bearings
Learner's definition of BALL BEARING
[count]
: a part of a machine in which another part (such as a metal pole) turns easily
◊ A ball bearing is made up of several small metal balls that fit between two metal rings.
: one of the balls in a ball bearing
Comments & Questions
Comments & Questions
What made you want to look up ball bearing? Include any comments and questions you have about this word.