Definition of "underhung" [un•der•hung]

• Protruding from beneath. (adjective)
• Supported by or lying over something that projects. (adjective)
• Resting on or mounted along a supporting track, as a sliding door on rollers. (adjective)
• Underslung, as a machine. (adjective)
• Having the lower jaw projecting beyond the upper jaw. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "So was his face square, wide between the cheekbones, underhung with massive jaws, and topped with a broad, intelligent forehead."
• "His eyes were underhung with flabby half-moon plums."
• "His jaw was underhung, and when he laughed, two white buck-teeth protruded themselves and glistened savagely in the midst of the grin."