1.according to the governator, the pump is how you feel after lifting lots of weights and your muscle engorge and you feel like the man. feels a lot like cuming, thus making arnold a lucky man.
2. also a famous health food store in manhattan, nyc.

All fired up.
Getting ready to kick ass, or someone ass.
Exhilarated.

Scots for shagged

pumped is a feeling of total excitment also known as pshyed,amped,rush,

to make something louder or stronger

The muscle sensation one feels after doing a set at the gym. The muscles are tight and are larger because they have literally been pumped with blood.