Simple Definition of jack–in–the–box
: a toy that is a small box containing a clown or other figure which jumps up when the box is opened
Full Definition of jack–in–the–box
plural jack–in–the–box·es or jacks–in–the–box
: a toy consisting of a small box out of which a figure (as of a clown's head) springs when the lid is raised
First Known Use of jack–in–the–box
Learn More about jack–in–the–box
Spanish Central: Translation of "jack–in–the–box"
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