The definition of a curb is a concrete border that creates a gutter along a street.(noun)
An example of curb is what someone has to step down from to step onto a street.
Curb is defined as to control or hold back.(verb)
An example of to curb is to drink lots of water before going to sleep after a night of drinking alcohol to control or avoid a hangover.
See curb in Webster's New World College Dictionary
Origin: ME & OFr courbe, curve, curb, orig., adj., curved, bent < L curvus: see curve
See curb in American Heritage Dictionary 4
Origin: Blend of Middle English, curved piece of wood (from Old French corbe, curved object, from corbe, curved, from Latin curvus) and Middle English corbe, horse strap (from corben, to bow down, halt, from Old French corber, to bow down, from Latin curvāre, from curvus, curved, bent; see sker-2 in Indo-European roots).
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