1. A young male horse, especially an ungelded racehorse less than five years old, or a young male of another equine species.
2. A youthful or inexperienced person; a novice.
[Middle English, from Old English; akin to Swedish kult, young pig, short stump; both Old English and Swedish ultimately from an unknown source.]
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.