A long, narrow, runnerless sled constructed of thin boards curled upward at the front end.
intr.v. to·bog·ganed, to·bog·gan·ing, to·bog·gans
1. To coast, ride, or travel on a toboggan.
2. Slang To decline or fall rapidly: His good fortune has tobogganed.
[Canadian French tobagan, from Mi'kmaq topaghan.]
to·boggan·er, to·boggan·ist n.
(click for a larger image)toboggan
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.