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Definition of "caulk" [caulk]

  • To make watertight or airtight by filling or sealing: caulk a pipe joint; caulked the cracks between the boards with mud. (verb-transitive)
  • Nautical To make (a boat) watertight by packing seams with a waterproof material, such as oakum or pitch. (verb-transitive)
  • To apply caulking: caulked all around the window frame. (verb-intransitive)
  • Caulking. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "caulk" in a sentence
  • "During the day, there are no bars or clubs for the bitch brigade to get thrown out of, so much of last night's season 3 premiere focused on the conflict and "caulk" - friendly resolution of Amber #2's producer-encouraged "decision" to smash a window."
  • "Hot dogs are barbecued Egyptian beef sausages called -- and these cookies called caulk (ph)."
  • "Once you've identified the spots that need caulking, be sure to pick the right kind of caulk for the job."