Definition of "nitrous oxide" []

• A colorless, sweet-tasting gas, N2O, used as a mild anesthetic in dentistry and surgery. (noun)

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.

• "“Reads like author Christopher Moore laughed his head off while writing it, quite possibly taking hits of nitrous oxide between sentences.” —"