coast /ˈkost/
 海岸,海濱,沿海地區(v.)滑行,滑翔
 Coast n.
 1. The side of a thing. [Obs.]
 2. The exterior line, limit, or border of a country; frontier border. [Obs.]
    From the river, the river Euphrates, even to the uttermost sea, shall your coast be.   --Deut. xi. 24.
 3. The seashore, or land near it.
    He sees in English ships the Holland coast.   --Dryden.
 We the Arabian coast do know
 At distance, when the species blow.   --Waller.
 The coast is clear, the danger is over; no enemy in sight. --Dryden. Fig.: There are no obstacles. “Seeing that the coast was clear, Zelmane dismissed Musidorus.” --Sir P. Sidney.
 Coast guard. (a) A body of men originally employed along the coast to prevent smuggling; now, under the control of the admiralty, drilled as a naval reserve. [Eng.] (b) The force employed in life-saving stations along the seacoast. [U. S.]
 Coast rat Zool., a South African mammal (Bathyergus suillus), about the size of a rabbit, remarkable for its extensive burrows; -- called also sand mole.
 Coast waiter, a customhouse officer who superintends the landing or shipping of goods for the coast trade. [Eng.]
 Coast v. i. [imp. & p. p. Coasted; p. pr. & vb. n. Coasting.]
 1. To draw or keep near; to approach. [Obs.]
 Anon she hears them chant it lustily,
 And all in haste she coasteth to the cry.   --Shak.
 2. To sail by or near the shore.
    The ancients coasted only in their navigation.   --Arbuthnot.
 3. To sail from port to port in the same country.
 4.  To slide down hill; to slide on a sled, upon snow or ice. [Local, U. S.]
 Coast, v. t.
 1. To draw near to; to approach; to keep near, or by the side of. [Obs.]
 2. To sail by or near; to follow the coast line of.
    Nearchus, . . . not knowing the compass, was fain to coast that shore.   --Sir T. Browne.
 3. To conduct along a coast or river bank. [Obs.]
    The Indians . . . coasted me along the river.   --Hakluyt.
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 coast
      n 1: the shore of a sea or ocean [syn: seashore, seacoast, sea-coast]
      2: a slope down which sleds may coast; "when it snowed they
         made a coast on the golf course"
      3: the area within view; "the coast is clear"
      4: the act of moving smoothly along a surface while remaining
         in contact with it; "his slide didn't stop until the
         bottom of the hill"; "the children lined up for a coast
         down the snowy slope" [syn: slide, glide]
      v : move effortlessly; by force of gravity