Hypertext Webster Gateway: "acockbill"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Acockbill \A*cock"bill`\, adv. [Prefix a- + cock + bill: with
bills cocked up.] (Naut.)
(a) Hanging at the cathead, ready to let go, as an anchor.
(b) Topped up; having one yardarm higher than the other.
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