Definition of "bog" []

• An area having a wet, spongy, acidic substrate composed chiefly of sphagnum moss and peat in which characteristic shrubs and herbs and sometimes trees usually grow. (noun)
• Any of certain other wetland areas, such as a fen, having a peat substrate. Also called peat bog. (noun)
• An area of soft, naturally waterlogged ground. (noun)
• To cause to sink in or as if in a bog: We worried that the heavy rain across the prairie would soon bog our car. Don't bog me down in this mass of detail. (verb-transitive)
• To be hindered and slowed. (verb-intransitive)

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.

• ""Book" is also derived from the Danish word bog, the bark of the beech."
• "The peat-bog is formed of Juncus effusus with Spagnum rugegense."
• "The student bog is appropriate because it lets students express themselves and teach other students things."