B.abbr.1. Baumé scale2. bayb.abbr.1. base2. book3. bornAmerican Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.b. abbreviation for 1. born 2. (Cricket) cricket bowled B. abbreviation for 1. (on maps, etc) bay 2. British Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014