hummer

One who hums.

A Humvee.

A type of vehicle resembling a jeep but bulkier.

A hummingbird.

A humdinger.

A fastball.

Fellatio in which the person performing the act vibrates their mouth by humming.

A very energetic or lively person, a powerful lively thing.

Something or someone exceptional of their type.

An obvious lie.

A liar.

An erection of the penis.