Origin: 1530–40; variant of hoberdyhoy, alliterative compound, equivalent to hoberd (variant of Roberd Robert) + -y2 + -hoy for boy (b > h for alliteration; see hob2)
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a scrap or morsel of food left at a meal.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
the offspring of a zebra and a donkey.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
"clumsy or awkward youth," 1540, first element is probably hob in its sense of "clown, prankster" (see hobgoblin), the second element seems to be M.Fr. de haye "worthless, untamed, wild," lit. "of the hedge."