early bird—
1. smb. who gets up early; an early riser:
- If you like to get up early, you are an early bird and will probably perform better in the morning.
2. smb. who arrives earlier than the expected or arranged time:
- Be an early bird to get a table at this restaurant which is usually very crowded.
early man—a prehistoric human being:
- We need to understand the degree to which religion integrated with the life of the early man.