Not a patch on (someone or something) British informal
Used to describe someone or something that is much less good than someone or something else.
Though Marie is very good at Chemistry, she is not a patch on David when it comes to Physics.
My mother thinks that this new machine is not a patch on the old one.
George cooks Italian food fairly well, but he is not a patch on Maria because she is an Italian chef.
1. To become shabby or worn along the edges when talking about fabric or threads
2. To become weaker or less effective, or start to fail
Still in good condition despite having experienced tough situation or been used
Used to talk about a situation which begins to worsen
Not very good
Much worse.
This idiom dated back to the mid 18th century in Britain. Talking about the patch that cannot even used on a garment, the idiom describes someone or something that is much inferior to others.