hummer

noun

• 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.