informal the practice of taking advantage of an introductory interest-free period offered by a credit-card company to borrow money for investment elsewhere, esp in a high-interest account
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.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.