~ 1 [ snu:k ]
■ noun (in phr. cock a ~ ) informal, chiefly Brit. place one's hand so that the thumb touches one's nose and the fingers are spread out, in order to express contempt.
↘openly show contempt or a lack of respect for someone or something.
Origin
C18: of unknown origin.
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~ 2 [ snu:k ]
■ noun a large edible game fish of the Caribbean. [ Centropomus undecimalis .]
Origin
C17: from Du. snoek (see snoek ).