off the top of head

off the top of your head (informal)

if you say something off the top of your head, you say it without thinking about it for very long or looking at something that has been written about it. 'What was the name of that plumber you used?' 'I couldn't tell you off the top of my head.' Off the top of my head I could probably only name about three women artists.

See also: head, top

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off the top of your head

based on what you remember. I couldn't tell you what the final score was off the top of my head. Off the top of my head I could probably only name about three women artists.

See also: head, top