off-the-cuff

Casually and spontaneously; without planning or preparation. Often hyphenated. I didn't have time to organize my thoughts, so I just spoke off the cuff. The senator has become known for making off-the-cuff remarks that create controversy.

Fig. spontaneous; without preparation or rehearsal. Her remarks were off-the-cuff, but very sensible. I'm not very good at making speeches off-the-cuff.

Impromptu, extemporaneous, as in His speech was entirely off the cuff. This term supposedly alludes to the practice of speakers making last-minute notes on the cuff of a shirtsleeve. [1930s]

COMMON An off-the-cuff remark, speech or decision is one that was not planned or thought about before. I'm sorry — I didn't mean any offence. It was a flippant, off-the-cuff remark. She delivered a brilliant off-the-cuff speech completely without notes. This wasn't just an off-the-cuff decision. Note: If you say something off the cuff, you say it without planning it or thinking about it. Eisenman was speaking off the cuff, and it's possible that my tape recorder did not catch every last word. His remarks — apparently made off-the-cuff — have raised a storm of protest. Note: One explanation for this expression is that after-dinner speakers used to write notes on the cuffs of their shirts, to remind them of what to say. Another explanation is that in the early days of cinema, directors sometimes wrote notes on their cuffs during the filming of a scene, to remind them of what they wanted to say to the actors.

In an extemporaneous or informal manner.

Extemporaneously, impromptu. This term allegedly comes from the practice of after-dinner speakers making notes for a speech on the cuff of their shirtsleeve at the last minute, as opposed to preparing a speech well beforehand. It originated in America in the 1930s. See also off the top of one's head.