—v.t. 1. to push forcibly; shove; put or drive with force: He thrust his way through the crowd. She thrust a dagger into his back. 2. to put boldly forth or impose acceptance of: to thrust oneself into a conversation between others; to thrust a dollar into the waiter's hand. 3. to extend; present: He thrust his fist in front of my face. 4. Archaic.to stab or pierce, as with a sword: She thrust his back with a dagger.
—v.i. 1. to push against something.
2. to push or force one's way, as against obstacles or through a crowd.
3. to make a thrust, lunge, or stab at something.
—n. 1. an act or instance of thrusting; a forcible push or shove; lunge or stab.
2. a lunge or stab, as with a sword.
3. Mech.a linear reactive force exerted by a propeller, propulsive gases, etc., to propel a ship, aircraft, etc.
4. Geol.a compressive strain in the crust of the earth that, in its most characteristic development, produces reverse or thrust faults.
5. the main point, purpose, or essence: The thrust of his speech was an urgent appeal for votes. 6. Mach.a pushing force or pressure exerted by a thing or a part against a contiguous one.
7. Archit.the downward and outward force exerted by an arch on each side.
8. an organized military attack; assault; offensive.