Definition of "caulking" in English

verb

1. present participle and gerund of caulk

noun

1. A sealing material used to seal joints between heterogeneous materials in many kinds of construction and manufacture.

   • Oakum was used for the caulking of the hulls of wooden ships.
   • Marina's bedroom was a small charming room with small charming windows of aged glass, dating to the mid-1800s, windowpanes badly in need of caulking, overlooking St. Agnes Roman Catholic Church with its heraldic spire floating on the night sky, and its ancient bumpy churchyard.

2. An act/process of sealing using this material.