Bow Thruster 1 : A propeller mounted transversely in the forefoot (and sometimes the stern) of a vessel to push the vessel sideways. It can be used during docking maneuvers instead of a tug
Association of Marine Underwriters of San Francisco (AMUSF), Glossary of Marine Insurance and Shipping Terms, http://www.amusf.com/Definitions_A.htm, CA, USA 2011. (Mrtm Insur and Shipping - Amer) {575}