english
1
general::
Phrase(s): no flies on someone Fig. someone is not slow; someone is not wasting time. (On the image of flies not being able to land on someone moving fast.) • Of course I work fast. I go as fast as I can. There are no flies on me. • There are no flies on Robert. He does his work very fast and very well.
McGrawhill's American Idioms And Phrasal Verbs