jack
/ˈd͡ʒæk/ noun C2- A name applied to a hypothetical or typical man.
- A man, a fellow; a typical man; men in general.
- A sailor.
- A policeman or detective; (Australia) a military policeman.
- A lumberjack.
- A sepoy.
- A device for turning a spit; a smokejack or roasting jack.
- Each of a series of blocks in a harpsichord or the earlier virginal, communicating the action of the key to the quill; sometime also, a hopper in a modern piano.
Plural jacks
Phrasal verbs and expressions
From the library
Andrea, who was sitting before the piano with Mademoiselle Eugénie, started up like a jack-in-the-box.
“Poor Jack is dead!
"Do you like her, Jack?" Holmes turned suddenly upon the boy.
“Well, Jack, you are very hot.”
Other matches
Learn jack in real texts
With a free account, hover any word in the library for its meaning, hear it read aloud, save words for review timed to your memory, and see how much of each book you already know.