Citations:ochidore

Noun: shore crab

 * 1855, Charles Kingsley, Westward Ho!
 * And clapping both hands to the back of his neck, the schoolmaster began dancing frantically about, while his boys broke out tittering, “O! the ochidore! look to the blue ochidore! Who've put ochidore to maister's poll!” It was too true: neatly inserted, as he stooped forward, between his neck and his collar, was a large live shore-crab, holding on tight with both hands.