Lahey Scale Share definition Flag The level of drunk you are on a 1 to ten scale. Named for the Late Great Jim Lahey of Sunnyvale Trailer Park. “Last night I was 8 out of ten drunk on the Lahey Scale!” Lahey Scale by TimeFoolery42 October 16, 2025 0 0 Get merch Get the Lahey Scale mug. Buy Now — $32.95 See more merch