flies on shit
used as a comparison to describe something with other things attracted to or around it.
if you learn how to eat pussy the women will be all over you like flies on shit.
Like flies on shit
When something or someone is very attractive, they attract a lot of people. Like flies are attracted to shit.
Person 1: “Did you see how fine our new coworker is?”
Person 2: “Yeah. People all over her already like flies on shit.”
Person 2: “Yeah. People all over her already like flies on shit.”