Learn English idioms with meanings and examples

🌎Region: International 📊Difficulty Level:intermediate

come hell or high water

No matter what happens; despite any difficulties, obstacles, or danger, something will definitely be done or will happen.

Recorded from the late 19th–early 20th century. “High water” refers to flooding or dangerously high tides; paired with “hell” to intensify the idea of extreme obstacles.

Emphatic and resolute; implies determination despite serious obstacles. Works in speech and writing, but can sound dramatic or forceful, so use when commitment is strong.

  • I’ll be at the meeting tomorrow, come hell or high water.
  • We’re finishing this project on time, come hell or high water.
  • She said she would protect her team, come hell or high water.
  • Come hell or high water, the mail will get through.
  • They stayed together, come hell or high water.

Fixed phrase: “come hell or high water” (don’t conjugate “come”). Often used parenthetically after a clause, or fronted: “Come hell or high water, …”. Typically modifies a promise/plan.

  • no matter what
  • come what may
  • whatever happens
  • through thick and thin
  • at all costs
  • if possible
  • weather permitting
  • unless something comes up