an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
a gadget; dingus; thingumbob.
a stew of meat, vegetables, potatoes, etc.
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.
1530, "marked by misfortune or failure," from un- (1) "not" + lucky (see luck). Cf. W.Fris. unlokkich, M.L.G. unluckich. Sense of "boding ill" is recorded from 1547; that of "having bad luck" is from 1552; that of "bringing bad luck" is from 1586.