jack
1jack
noun \ˈjak\Definition of JACK
1
a : man —usually used as an intensive in such phrases as every man jack b often capitalized : sailor c (1) : servant, laborer (2) : lumberjack
2
: any of various usually mechanical devices: as a : a device for turning a spit b : a usually portable mechanism or device for exerting pressure or lifting a heavy body a short distance
3
: something that supports or holds in position: as a : an iron bar at a topgallant masthead to support a royal mast and spread the royal shrouds b : a wooden brace fastened behind a scenic unit in a stage set to prop it up
4
a : any of several fishes; especially : any of various carangids b : a male donkey c : jackrabbit d : any of several birds (as a jackdaw)
5
a : a small white target ball in lawn bowling b : a small national flag flown by a ship c (1) plural but sing in constr : a game played with a set of small objects that are tossed, caught, and moved in various figures (2) : a small 6-pointed metal object used in the game of jacks
6
a : a playing card carrying the figure of a soldier or servant and ranking usually below the queen b : jackpot 1a(2)
7
slang : money
8
: a female fitting in an electric circuit used with a plug to make a connection with another circuit
10
: jackknife 2
11
Examples of JACK
- <I'd buy that watch, but I don't have the jack right now.>
- <a Portuguese ship flying the national jack>
Origin of JACK
Middle English Jacke, familiar term of address to a social inferior, nickname for Johan John
First Known Use: 1548
Related to JACK
- Synonyms
- bread [slang], bucks, cabbage [slang], cash, change, chips, coin, currency, dough, gold, green, money [slang], kale [slang], legal tender, lolly [British], long green [slang], loot, lucre, moola (or moolah) [slang], needful, pelf, scratch [slang], shekels (also sheqels or shekelim or shekalim or sheqalim), tender, wampum
2jack
verbDefinition of JACK
intransitive verb
: to hunt or fish at night with a jacklight
transitive verb
1
: to hunt or fish for at night with a jacklight
2
a : to move or lift by or as if by a jack b : to raise the level of —usually used with up <jack up the price> c : to take to task
— jack·er noun
First Known Use of JACK
circa 1841
Learn More About JACK
Browse
Next Word in the Dictionary: jack–a–dandy
Previous Word in the Dictionary: jacitara palm
All Words Near: jack
Previous Word in the Dictionary: jacitara palm
All Words Near: jack
Seen & Heard 
What made you want to look up jack? Please tell us where you read or heard it (including the quote, if possible).


See 








