plunk (plŭngk) also plonk (plŏngk, plŭngk)
v. plunked, plunk·ing, plunks also plonked or plonk·ing or plonks
1. To throw or place heavily or abruptly: plunked the money down on the counter.
2. To strum or pluck (a stringed instrument).
1. To drop or fall abruptly or heavily; plump: plunked onto the couch with a sigh of relief.
2. To emit a hollow twanging sound.
1. Informal A heavy blow or stroke.
2. A short hollow twanging sound.
1. With a short hollow thud.
2. Exactly; precisely: The dart landed plunk in the center of the target.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 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.