(a) To obstruct (a street, lane, passage, an entrance, etc.) with a physical barrier, block; close (a port), prevent access to; blockade (the sea), close to traffic; block (someone's way); also fig.……

(a) The sturgeon (Acipenser sturio); -- also coll.; ?also, another fish or aquatic animal [quot. ?c1475]; (b) cook. a sturgeon used as food; maken a sturgeoun, to prepare a sturgeon for the table; (c)……