Definition that contains first base
- walk (baseball) an advance to first base by a batter who receives four balls
- pass (baseball) an advance to first base by a batter who receives four balls
- single a base hit on which the batter stops safely at first base
- base on balls (baseball) an advance to first base by a batter who receives four balls
- first baseman (baseball) the person who plays first base
- first sacker (baseball) the person who plays first base
- bingle a base hit on which the batter stops safely at first base