Cubic is the Scandinavian title for Equilibrium (2002 film), an action/science fiction film written and directed by Kurt Wimmer.

cubic function (mathematics), a polynomial of degree three

cubic equation (mathematics), a polynomial equation of the third degree

cube, a three-dimensional solid object bounded by six square faces, facets or sides, with three meeting at each vertex

cubicle, a small area set off by walls for special use, such as a place to work, to shower, or with a toilet

cubic time, a website created by Gene Ray where he sets out his proposed description of the nature of the universe

cubic crystal system, a crystal system where the unit cell is in the shape of a cube

cubic curve (mathematics), a plane algebraic curve

cubic graph (mathematics - graph theory), a graph where all vertices have degree 3

Cubic Transportation Systems, Inc., provides automated fare collection systems for public transport