DictionaryleakEscape of liquid or gas
noun / verb

leak

LEEK/liːk/

An unauthorized or unintended escape through a boundary.

The pipe under the sink leaks water onto the floor.

Water unintentionally drips from a leaking pipe joint into a bucket.
Etymology

Middle Dutch leken, “to drip or leak,” is a possible source; Old Norse leka is another. Liquid escaping containment supplied the image for information becoming known despite efforts to keep it secret.

In context

WorkSafeBC1:21
due to corrosion over time a pinhole developed in one of the curling Rings Chiller tubes allowing ammonia to leak and mix with the brine
Fernie Memorial Arena Incident Animation | WorkSafeBC

More examples

  • A gas leak forces everyone to leave the building.
  • Rainwater leaks into the attic through a cracked roof tile.
  • Someone leaked the confidential report to a local newspaper.
  • The company investigates a leak of customer records.

Forms

leak · leaks · leaked · leaking

leaky adjective — Allowing liquid or gas to escape.

leaker noun — Someone who reveals information without permission.

Similar words

seep
Seep emphasizes slow movement through tiny openings or porous material.
escape
Escape is broader and need not involve a small opening.