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Related to pump iron: pump some iron
pump (some) iron
Sl. to lift weights for exercise. Andy went down to the gym to pump some iron. Mary's hobbies are pumping iron and running.
to use special equipment to strengthen your muscles The ads show people of all ages pumping iron.
to lift heavy objects for exercise in order to increase your strength or to improve your appearance These days, both men and women pump iron for fitness.See prime the pump
Lift weights, as in She's started pumping iron three times a week. This idiom was born with the late-20th-century stress on physical fitness. [Second half of 1900s]
See pump some iron
To lift weights.