jacket
jack‧et S2 W3 /ˈdʒækət, ˈdʒækɪt/
noun [countable]
1. a short light coat
a leather/denim/linen etc jacket
a suede jacket ⇨ bomber jacket, dinner jacket, life jacket, straitjacket(1)
2. the part of a suit that covers the top part of your body:
Gene has to wear a jacket and tie to work.
tweed jackets ⇨ sports jacket
3. a stiff piece of folded paper that fits over the cover of a book to protect it
SYN dust jacket
4. American English a stiff paper cover that protects a record
SYN sleeve British English
5. a cover that surrounds and protects some types of machines
jack‧et S2 W3 /ˈdʒækət, ˈdʒækɪt/
noun [countable] Date: 1400-1500
Language: French
Origin: jaquet, from jaque 'short coat', probably from jacque 'poor farmer', from the male name Jacques 'James'
Language: French
Origin: jaquet, from jaque 'short coat', probably from jacque 'poor farmer', from the male name Jacques 'James'

1. a short light coat
a leather/denim/linen etc jacket
2. the part of a suit that covers the top part of your body:
3. a stiff piece of folded paper that fits over the cover of a book to protect it
SYN dust jacket
4. American English a stiff paper cover that protects a record
SYN sleeve British English
5. a cover that surrounds and protects some types of machines