say it: DRAHY-vur
driver is a noun meaning "the operator of a motor vehicle". It carries 5 recorded senses.
the operator of a motor vehicle
a golfer who hits the golf ball with a driver
(computer science) a program that determines how a computer will communicate with a peripheral device
computer science
a golf club (a wood) with a near vertical face that is used for hitting long shots from the tee
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for driver come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.