Make somebody’s toes curl Definition 1 of 3Pro Tip 1/3Negative Reaction Used to express extreme aversion or revulsion towards something. The thought of eating insects makes my toes curl. Pro Tip 2/3Intensity Matters The phrase often implies an intense reaction, not just a mild dislike. Watching that horror movie made my toes curl; it was so gruesome! Pro Tip 3/3Not Always Literal The phrase is usually figurative; actual toe curling might not occur. His account of the accident was so graphic, it made my toes curl.