beat the pants off (of) (someone)(redirected from beat the pants off of)
beat the pants off (of) (someone)
slang To defeat an opponent decisively. Despite using the word "pants," this phrase does not involve literally stripping off someone's clothes. Primarily heard in US. The final score was 17-1? Wow, we really beat the pants off that team! Don't think you're beating the rap this time, young man. You're grounded for a month.
beat the pants off
Also, beat hollow. Win decisively over someone, outdo. For example, When it comes to the Patriots' Day parade, Lexington beats the pants off the neighboring towns , or This beer beats the other brands hollow. Both phrases use beat in the sense of "surpass." Pants off has served as an intensifier since about 1930; the variant dates from about 1775.