thruster
Pronunciation:
/ˈθɹʌstɚ/noun
Definitions
One who thrusts, who pushes or stabs.
A device for propelling an object, especially a spacecraft or a ship (marine vessel).
A bow thruster or a stern thruster.
A surfboard (usually a shortboard) with three fins of approximately equal size, one centred at the back, one on each side about 25cm forward and out near the rails.