"sock" in the noun sense
hosiery consisting of a cloth covering for the foot worn inside the shoe reaches to between the ankle and the knee
2. windsock, wind sock, sock, air sock, air-sleeve, wind sleeve, wind cone, drogue
a truncated cloth cone mounted on a mast used (e.g., at airports) to show the direction of the wind
"sock" in the verb sense
1. sock, bop, whop, whap, bonk, bash
Source: WordNet® (An amazing lexical database of English)
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