sock

Noun

• a truncated cloth cone mounted on a mast; used (e.g., at airports) to show the direction of the wind

• hosiery consisting of a cloth covering for the foot; worn inside the shoe; reaches to between the ankle and the knee

Verb

• hit hard

Related words

• Synonyms: 
  windsock , wind sock , air sock , air-sleeve , wind sleeve , wind cone , drogue , bop , whop , whap , bonk , bash