bullock block
bul·lockb·lock
noun
1.
a pulley-block at the head of a topmast
Related words
Broader terms
WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
bul·lockb·lock
a pulley-block at the head of a topmast
WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.