Noun
The situation where a person's brain seems to freeze up, preventing them from proceeding.
Usage- Informal
- Uncountable
- Examples
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Pilots worry about "brainlock" — that sickening sensation when you pull out of a vertical dive at near 200 mph and have no idea what figure comes next.
More examples (1)
Another, more disturbing reason for no-pulls is what skydivers call brainlock. Jumping out of a plane with your heart pounding and stress hormones pumping, it's no surprise that your mind can freeze up for a few seconds.