Nant., a small tackle consisting of a double and single block with a fall. Also called handy-billy.(noun)
The Century Dictionary (Public Domain)
Use "watch-tackle" in a sentence
"I remembered the watch-tackle — a small double and single block affair — — and fetched it."
"Making the watch-tackle fast, I hove on the windlass and brought in the mast, inch by inch, till its top tilted down to the deck and finally its whole length lay on the deck."
"Again instructing Maud to slack away at the windlass when I gave the word, I proceeded to heave on the watch-tackle."