Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
any of certain hemipteran insects (family Reduviidae) with a conelike base on the sucking beak, esp. a bloodsucking genus (Triatoma) that sometimes transmits parasites: found in the S U.S. and tropical America
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The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Any of various bloodsucking hemipterous insects of the family Reduviidae, especially Triatoma sanguisuga of Mexico and the southern and western United States, having sucking mouthparts and capable of inflicting a painful toxic bite. Although they usually prey on insects, some suck the blood of mammals. Also called cone-nosed bug, kissing bug.