Definitions
1.verbTo glide along without adding energy; to allow a vehicle to continue moving forward after disengaging the engine or ceasing to apply motive power."When I ran out of gas, fortunately I managed to coast into a nearby gas station."
2.verbTo sail along a coast.
3.verbTo make a minimal effort; to continue to do something in a routine way, without initiative or effort.
4.verbTo draw near to; to approach; to keep near, or by the side of.
5.verbTo sail by or near; to follow the coastline of.
6.verbTo conduct along a coast or river bank.
7.verbTo slide downhill; to slide on a sled upon snow or ice.