v. plopped, plop·ping, plops
1. To fall with a sound like that of an object falling into water without splashing.
2. To let the body drop heavily: Exhausted, I plopped into the armchair.
To drop or set heavily: plopped the child into the stroller.
A plopping sound or movement.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 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.