GNU Collaborative International Dictionary of English

Found 4 definitions 

  1.       

    Swim , v. i. [imp. Swam  or Swum ; p. p. Swum; p. pr. & vb. n. Swimming.] [AS. swimman; akin to D. zwemmen, OHG. swimman, G. schwimmen, Icel. svimma, Dan. swömme, Sw. simma. Cf. Sound an air bladder, a strait.]
    1. To be supported by water or other fluid; not to sink; to float; as, any substance will swim, whose specific gravity is less than that of the fluid in which it is immersed.
      1913 Webster
    2. To move progressively in water by means of strokes with the hands and feet, or the fins or the tail.
      1913 Webster
      Leap in with me into this angry flood,
      And swim to yonder point.
      Shak.

      1913 Webster
    3. To be overflowed or drenched.
      Ps. vi. 6.

      1913 Webster
      Sudden the ditches swell, the meadows swim.
      Thomson.

      1913 Webster
    4. Fig.: To be as if borne or floating in a fluid.
      1913 Webster
      [They] now swim in joy.
      Milton.

      1913 Webster
    5. To be filled with swimming animals. [Obs.]
      1913 Webster
      [Streams] that swim full of small fishes.
      Chaucer.

      1913 Webster
    
      
    
  2.       

    Swim, v. t.
    1. To pass or move over or on by swimming; as, to swim a stream.
      1913 Webster
      Sometimes he thought to swim the stormy main.
      Dryden.

      1913 Webster
    2. To cause or compel to swim; to make to float; as, to swim a horse across a river.
      1913 Webster
    3. To immerse in water that the lighter parts may float; as, to swim wheat in order to select seed.
      1913 Webster
    
      
    
  3.       

    Swim, n.
    1. The act of swimming; a gliding motion, like that of one swimming.
      B. Jonson.

      1913 Webster
    2. The sound, or air bladder, of a fish.
      1913 Webster
    3. A part of a stream much frequented by fish. [Eng.]
      1913 Webster
      Swim bladder, an air bladder of a fish. -- To be in the swim, to be in a favored position; to be associated with others in active affairs. [Colloq.]
      1913 Webster
    
      
    
  4.       

    Swim, v. i. [OE. swime dizziness, vertigo, AS. swīma; akin to D. zwijm, Icel. svimi dizziness, svina to subside, svīa to abate, G. schwindel dizziness, schwinden to disappear, to dwindle, OHG. swīnan to dwindle. Cf. Squemish, Swindler.] To be dizzy; to have an unsteady or reeling sensation; as, the head swims.
    1913 Webster