a. Healthily plump and ample of figure: "A generation ago, fat babies were considered healthy and buxom actresses were popular, but society has since come to worship thinness" (Robert A. Hamilton).
2. Archaic Lively; vivacious.
3. Obsolete Obedient; yielding; pliant.
[Middle English, obedient, from Old English *būhsum, from būgan, to bend, submit; see bheug- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.