[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 […]

[offbeat] {adj.}, {informal} Nonconventional; different from the usual; odd. * /Linguistics […]

[offhand] {adj.} 1. Informal; casual; careless. * /Dick found Bob's offhand […]

[offshoot] {n.} A derivative; a side product. * /The discovery of […]

[often] See: [EVERY NOW AND THEN] or [EVERY SO OFTEN], [MORE […]

[oh noes!!!] An exaggerated expression of despair, often used for humorous […]

[Ohnosecond] That minuscule fraction of time during which you realize you've […]