What is the meaning of slashing?

verb

• Cut with sweeping strokes; as with an ax or machete.
  • synonyms: slash, cut down
• Beat severely with a whip or rod.
  • usage: "The teacher often flogged the students"; "The children were severely trounced"
  • synonyms: flog, welt, whip, lather, lash, slash, strap, trounce
• Cut open.
  • usage: "she slashed her wrists"
  • synonyms: slash, gash
• Cut drastically.
  • usage: "Prices were slashed"
  • synonyms: slash
• Move or stir about violently.
  • usage: "The feverish patient thrashed around in his bed"
  • synonyms: convulse, thresh, thresh about, thrash, thrash about, slash, toss, jactitate

adjective

• As if striking with slashing blows.
  • usage: "his slashing demon-ridden cadenza"