EJDict
ライセンス: CC0 (Public Domain)
日本語WordNet
a small worthless amount; "you don't know jack"
a man who serves as a sailor
someone who works with their hands; someone engaged in manual labor
immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted
game equipment consisting of one of several small six-pointed metal pieces that are picked up while bouncing a ball in the game of jacks
one of four face cards in a deck bearing a picture of a young prince
AIによる解説
A word with many meanings: a device for lifting heavy objects; a playing card ranking below queen; an electrical socket; informally, a sailor or common man.
ライセンス: KeyLang Original
Pronunciation data from ipa-dict (MIT License) based on cmudict-ipa by @lingz