/ kjuːb; NAmE / noun , verb
■ noun
1.
a solid or hollow figure with six equal square sides
2.
a piece of sth, especially food, with six sides :
Cut the meat into cubes.
—see also ice cube , stock cube , sugar cube
3.
( mathematics ) the number that you get when you multiply a number by itself twice :
The cube of 5 (5 3 ) is 125 (5×5×5).
■ verb [ vn ]
1.
[ usually passive ] ( mathematics ) to multiply a number by itself twice :
10 cubed is 1 000
2.
to cut food into cubes
SYN dice
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WORD ORIGIN
mid 16th cent.: from Old French , or via Latin from Greek kubos .