Meaning

• One who hums.

• A Humvee.

• A type of vehicle resembling a jeep but bulkier.

  "The newlyweds took a hummer limo back to their casino resort."

• 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.