1. immediately, spontaneously, and without delay; first thing

1. All she said was, “How are you?” and right off the bat he told her all his troubles.

2. When he was learning to ride a bicycle, he fell on his head right off the bat.

3. The new manager demanded new office furniture right off the bat.

4. Okay, Mrs. Bob. There's a couple of questions I need to ask you right off of the bat. It's very important that you answer them honestly.