Verb (used with object) : His car bumped a truck. ,He bumped the car against a tree. ,When the general found there were no additional seats on the plane, he bumped a major. The airline bumped me from the flight. ,He was bumped from his job. ,Demand from abroad bumped the price of corn.    From Dictionary.com. 

Verb (used without object) : She bumped into me. ,The old car bumped down the road.    From Dictionary.com.