Nearer advance of an enemy; offensive or hostile movement. Obsolete.

Forward momentum; headway, progress. Also: advance against an opposing force. Obsolete.

Physical uses. An act of going forward or onward; a forward motion.

Military. A forceful advance or attack.

An act of pushing forward in space; a determined advance; spec. a concerted military advance. Also figurative.

transferred. A forward movement of a large body of persons (chiefly invaders or immigrants overrunning a country, or soldiers advancing to an…