Definition
Verb
- To add on.
Origin
Probably earlier than the 19th century. From the Old Norse klappan, meaning to act quickly.
Comments
Usually refers to adding on more sail, more hands on a line, or a better purchase. It can also mean to apply oneself with more energy.
References
Kemp, P. (1994). The Oxford Companion to Ships and the Sea. Oxford University Press.
King, D., Hattendorf, J.B, & Estes, J.W. (1997). A Sea of Words: A Lexicon and Companion for Patrick O’Brian’s Seafaring Tales (2nd Ed.). Owl Books.
Rogers, J.G. (1985). Origins of Sea Terms. Mystic Seaport.