The activity of solving the Rubik's cube.

(mathematics) Of a number or expression, a number or expression the cube of which is equal to the given number or expression.

Used other than figuratively or idiomatically: see ice, cube. / Any small piece of ice used for cooling drinks, larger than crushed ice, regardless of their shape.

(Australia, Ireland, Malaysia, New Zealand, South Africa, UK) A bouillon cube.

A cube-shaped frame holding different photographs on its different sides, often used to show several different members of a family, parts of a vacation, or a timeline of someone's life.

A mechanical puzzle with the shape of a cube, all sides able to be rotated, each side divided into 9 squares, the moving pieces allowing the cube to be rearranged. The goal is to get the colored squares aligned so that each side of the cube has a face of exactly one color.

To reach the volume limit of a container.

(topology) A three-dimensional handlebody

Sugar shaped into a cube (or approximate cube), often used for coffee or tea.

(number theory) By analogy with magic square, an n-by-n-by-n arrangement of n³ numbers such that the numbers in each row, in all columns (horizontal and vertical) and in all main diagonals (of which there are 6*n+4) each have the same sum.