Definitions
1.nounOne who hums.
2.nounA Humvee.
3.nounA type of vehicle resembling a jeep but bulkier."The newlyweds took a hummer limo back to their casino resort."
4.nounA hummingbird.
5.nounA humdinger.
6.nounA fastball.
7.nounFellatio in which the person performing the act vibrates their mouth by humming.
8.nounA very energetic or lively person, a powerful lively thing.
9.nounSomething or someone exceptional of their type.
10.nounAn obvious lie.
11.nounA liar.
12.nounAn erection of the penis.