Any force acting normal, to a surface, or perpendicular to the tangent plane.

(US, business, euphemistic) A layoff.

(US) Alternative spelling of labour force

(military) Forces of varying size and composition preselected for specific missions in order to facilitate planning and training

Alternative spelling of force field

(physics) A force field

(physics) A region of space (a vector field) in which a force operates; contains lines of force; a field of force. / (chemistry) A mathematical description of the potential energy of a system of atoms.

(military) The military air force of a particular armed forces. / (US, military, politics) Ellipsis of United States Air Force.

Alternative spelling of g-force

The acceleration of a body, relative to the freefall acceleration due to any local gravitational field, expressed in multiples of g0 (the mean acceleration due to gravity at the Earth's surface).