hosiery consisting of a cloth covering for the foot; worn inside the shoe; reaches to between the ankle and the knee
"He pulled on his thick woolen socks before stepping into his boots."
a truncated cloth cone mounted on a mast; used (e.g., at airports) to show the direction of the wind
"The pilot watched the sock hanging from the airport mast, which clearly indicated that the crosswind was blowing from the north."
A knitted or woven covering for the foot.
"The technician used a long sock to protect the delicate connector while plugging it in."
A violent blow; a punch.
A ploughshare.
Abbreviation of socket.
In plain English: A sock is a soft tube of fabric that you pull onto your foot to keep it warm and protect it from shoes.
"I left my favorite sock on the floor this morning."
Usage: Use this word when referring specifically to footwear that covers only the feet, distinguishing it from shoes which cover them entirely. Avoid using "sock" as a verb in everyday conversation unless you are describing an unusual act of striking someone with one's own sock.
To hit or strike violently; to deliver a blow to.
"The boxer socked his opponent in the jaw with a powerful right hook."
In plain English: To sock something means to hit it hard with your fist, usually as part of a punch.
"I will sock him in the jaw if he breaks my rules again."
Extremely successful.
"The new album was such a sock that it topped the charts in every country within days."
The word sock comes from Old English socc, which was borrowed through West Germanic and Latin to describe a light shoe or slipper. Its ultimate origin traces back to Ancient Greek súkkhos, likely influenced by an Anatolian language.