Acockbill :: Acockbill (adv.) Hanging at the cathead, ready to let go, as an anchor..
Acockbill :: Acockbill (adv.) Topped up; having one yardarm higher than the other.
Cockbill :: Cockbill (v. t.) To tilt up one end of so as to make almost vertical; as, to cockbill the yards as a sign of mourning..