Oyster : noun THEOyster is a mollusc bivalve in shell flaky or rough, edible or also sought after for its mineral secretion (mother-of-pearl, pearl).
Full (or drunk) like an oyster: completely drunk, drunk.
Stupid person.
Beggar oyster: snail.
Expectorate mucus.
Make oysters: spit a lot and messily.
Close up like an oyster: no longer speak; to shut up.
Yawn like an oyster: yawn widely.
Oyster park: handkerchief.
Oyster buttock: insult.
To open an oyster: to make a woman.
Oyster: sex of the woman who is in it and who smells of the tide.
Formerly, an oyster was the vulva of the woman who smelled like the tide.