I. cooler
comparative of cool
II. cool·er ˈkülə(r) noun
( -s )
1. : one that cools : one that either brings about loss of heat or protects from heat: as
a. : a vessel or container in which water, milk, or other liquids are cooled or kept cool
b. : a device, implement, or machine by means of which food is cooled or kept cool
c. : a refrigerated room or box kept at a moderately cold temperature for the storing of perishables (as meat)
d. : air-conditioner
2.
a. : one that abates or damps excitement, passion, fervor, optimism, or happiness
putting a cooler on his hopes
b. : lockup , jail ; especially : a prison cell for the confinement of violent or refractory prisoners
3.
a. : a cooling drug or agent : refrigerant — compare surface cooler
b. : a tall chilled nonalcoholic drink (as lemonade)
c. : a thirst-quenching drink consisting of gin, rum, whiskey, or wine to which are added grenadine or other flavoring ingredients and sugar and served iced with the spirally cut rind of a lemon or other citrus fruit in a tall glass
4.
a. : one that operates a cooling device or machine
b. : a worker who stacks hot bread on racks or conveyors for removal to a cooling room
c. : one that cools charges of artificial graphite electrodes by gradual removal of insulating material from the electrothermal furnace
5. : cooler nail
6. : a light blanket or wrap used to protect a horse while cooling out