swash \swash\, v. i. imp.  p. p. swashed; p. pr.  vb. n.
   swashing. probably of imitative origin; cf. sw. svasska
   to splash, and, for sense 3, sw. svassa to bully, to
   rodomontade.
   1. to dash or flow noisily, as water; to splash; as, water
      swashing on a shallow place.
      1913 webster

   2. to fall violently or noisily. obs. --holinshed.
      1913 webster

   3. to bluster; to make a great noise; to vapor or brag.
      1913 webster
see also:
swashed swashing