What is the meaning of disregarding?

verb

• Refuse to acknowledge.
  • usage: "She cut him dead at the meeting"
  • synonyms: ignore, disregard, snub, cut
• Bar from attention or consideration.
  • usage: "She dismissed his advances"
  • synonyms: dismiss, disregard, brush aside, brush off, discount, push aside, ignore
• Give little or no attention to.
  • usage: "Disregard the errors"
  • synonyms: neglect, ignore, disregard

adverb

• In spite of everything; without regard to drawbacks.
  • usage: "he carried on regardless of the difficulties"
  • synonyms: regardless, irrespective, disregardless, no matter