Pour and/or drink an Iron City Beer
I'll meet yinz dahn da beer garden ta pump-an-iron.
To lift weights; to engage in weight or strength training. To work out.
Hot chick at the gym: "OMG! You are so buff!!"
Buff Guy: "Ya babe, I pump iron."
1) Lifting freeweights, origianally all made of cast iron. Some are now plastic.
2) Arnold movie about the first definition.
"Can't go out tonight, I'll be pumping iron at home."
"Have you ever seen pumping iron?"
Having vaginal intercourse with a menstruating female.
"I had to change my sheets because I was pumping iron with Sara last night"
To have brutal sex with the opposite gender.
"I can't picture you pumping iron with a man."
Man, it's been a rough night. Time to go pumping the midnight iron.