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To proceed with little effort. Because the route was mostly downhill, the car just coasted along. I'm worried that you're just coasting along through your senior year without taking your future seriously.
the coast is clear
It is safe to proceed, typically because no one is present or nearby who may interfere. I don't see the security guard, so go ahead—the coast is clear.
coast to coast
1. (From) one side of the country to the other. I've never seen the Pacific Ocean before, thanks to growing up in Boston, so I'm excited to travel coast to coast this summer. This is not an isolated issue—it's affecting people from coast to coast.
2. slang In basketball, a term used to describe an offensive play in which a player travels from one end of the court to the other to score a basket. Boy, he is quick! He went coast to coast past all five defenders.
from coast to coast
(From) one side of the country to the other. I've never seen the Pacific Ocean before, thanks to growing up in Boston, so I'm excited to travel from coast to coast this summer. This is not an isolated issue—it's affecting people from coast to coast.
to roll or move along with little or no effort. We just coasted along on the flat prairie. We coasted along until we came to the bottom of the hill.
coast is clear
There is no visible danger. I'm going to stay hidden here until the coast is clear. You can come out of your hiding place now. The coast is clear.
from the Atlantic to the Pacific Oceans (in the continental U.S.A.); all the land between the Atlantic and Pacific Oceans (considered in either direction). My voice was once heard on a coast-to-coast radio broadcast. Our car made the coast-to-coast trip in eighty hours.
coast is clear, the
No observers or authorities are present; one can proceed safely. For example, Let's make sure the coast is clear before we set up this surprise party. This expression may have originated among pirates and smugglers who were referring to the absence of coast guards, or with regard to a coastal military invasion, but no citations bear out these theories. By the late 1500s the term was used purely figuratively.
the coast is clear
If the coast is clear, you are able to do something, because nobody is there to see you doing it. `You can come out now,' he called. `The coast is clear. She's gone!' Midge stepped aside, nodding that the coast was clear, and Lettie ran through the lobby and up the main staircase. Note: This expression may refer to smugglers (= people who take things illegally into a country) sending messages that there were no coastguards near and it was safe to land or set sail.
the coast is clearthere is no danger of being observed or caught.
The coast is clear originally meant that there were no enemies guarding a sea coast who would prevent an attempt to land or embark.
the ˌcoast is ˈclear(informal) there is no one around to see or stop what you are doing: She looked left and right to make sure the coast was clear, then ran as fast as she could down the corridor.
n. the west coast of the U.S. There is some weird stuff going on out on the left coast.