fletching

Short definition from Wiktionary

Verb

1. 1
   present participle and gerund of fletch

Noun

1. 1
   The process of attaching fins, such as halved feathers, to a projectile in order to stabilize its flight.
2. 2
   The fins or feathers so attached.

Proper noun

1. 1
   A village and civil parish in Wealden district, East Sussex, England (OS grid ref TQ4223).