a. A close-fitting, usually knitted covering for the foot and leg, often made of sheer fabric as nylon or silk and rising high on the leg.
b. A sock.
2. Something that resembles such a covering, especially:
a. An elasticized garment that exerts pressure on the leg to improve blood flow and is used in the treatment of various circulatory disorders or sometimes following surgery.
b. A bag in the shape of a large sock that is often decorated and hung on a mantle for the deposit of Christmas presents.
c. A white marking on the lower leg of a dark-colored horse, extending from the hoof to at least the hock or knee.
[From dialectal stock, from Middle English stokke, leg covering, probably from stok, stock; see STOCK.]
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.