from The Century Dictionary and Cyclopedia
- n. A long boom projecting transversely from each side of a war-ship or a yacht at anchor in a harbor, with hanging pendants to which boats may be made fast.
Sorry, no etymologies found.
The captain in the meanwhile crowded her with sail; fifteen sails in all, every stay being gratified with a stay-sail, a boat-boom sent aloft for a maintop-gallant yard, and the derrick of
Here, another boat-boom carried away, as she sluggishly thrust her bulk out through the fleet; there an enameled hull raked by her rusty chain-plate bolts.
There are few facilities for cooking aboard submarine torpedo-boats, and that is why Lieutenant Ross ran his little submarine up alongside the flag-ship at noon, and made fast to the boat-boom -- the horizontal spar extending from warships, to which the boats ride when in the water.