jack–in–the–box

jack–in–the–box /ˈʤækənĆ°É™ĖŒbɑːks/ noun
plural jack–in–the–boxes or jacks–in–the–box
jack–in–the–box
/ˈʤækənĆ°É™ĖŒbɑːks/
noun
plural jack–in–the–boxes or jacks–in–the–box
Britannica Dictionary definition of JACK–IN–THE–BOX
[count]
: a toy that is a small box containing a clown or other figure which jumps up when the box is opened