What is the meaning of slit?

noun

• A long narrow opening.
• Obscene terms for female genitals.
  • synonyms: cunt, puss, pussy, snatch, twat
• A depression scratched or carved into a surface.
  • synonyms: incision, scratch, prick, dent
• A narrow fissure.

verb

• Make a clean cut through.
  • usage: "slit her throat"
  • synonyms: slice
• Cut a slit into.
  • usage: "slit the throat of the victim"