[off the hook] {adj.} Free from obligation or danger.

[off the record] (2) {adj. phr.} Not to be published or […]

[off the top of one's head] {adv.} or {adj. phr.}, {informal} […]

[off the wagon] {adj. phr.}, {slang} No longer refusing to drink […]

[off the wall] {adj. phr.} Strange; out of the ordinary; stupid. […]

[off-again, on-again] or [on-again, off-again] {adj. phr.}, {informal} Not settled; changeable; […]

[off-center] {adj.}, {informal} Different from the usual pattern; not quite like […]

[off-color] or [off-colored] {adj.} 1. Not of the proper hue or […]

[off-key] {adj.}, {informal} 1. Not proper; queer. * /When George told […]

[off-the-cuff] {adj.}, {informal} Not prepared ahead of time. - Used of […]