two-bagger

And the batsman, who had started to make his two-bagger, went back to first.

Billings found the Robinson pitcher for a two-bagger, stole third, and came home on a hit by Greene.

A two-bagger would answer the purpose just as well, and would certainly sound more plausible.

Five feet further and it would have dropped safe, meaning a two-bagger for Steve, and a run for Badger.