cowl

Short definition from Wiktionary

Noun

1. 1
   A monk's hood that can be pulled forward to cover the face; a robe with such a hood attached to it.
2. 2
   A mask that covers the majority of the head.
3. 3
   A thin protective covering over all or part of an engine; also cowling.
4. 4
   A usually hood-shaped covering used to increase the draft of a chimney and prevent backflow.
5. 5
   A ship's ventilator with a bell-shaped top which can be swivelled to catch the wind and force it below.
6. 6
   A vertical projection of a ship's funnel that directs the smoke away from the bridge.
7. 7
   A monk.
8. 8
   A vessel carried on a pole, a soe.
9. 9
   A caul (the amnion which encloses the foetus before birth, especially that part of it which sometimes shrouds a baby’s head at birth).

Verb

1. 1
   To cover with, or as if with, a cowl (hood).
2. 2
   To wrap or form (something made of fabric) like a cowl.
3. 3
   To make a monk of (a person).
4. 4
   To scrape together

Adjective

1. 1
   cold