Definition of might
1
—used to express permission, liberty, probability, or possibility in the past
- The president might do nothing without the board's consent.
2
—used to say that something is possible
- We might get there before it rains.
- I might go, but then again, I might not.
3
—used to express a present condition contrary to fact
- If you were older you might understand.
4 a
—used as a polite alternative to may
- Might I ask who is calling?
b
used as a polite alternative to ought or should
- You might at least apologize.
- I might have known she'd be late.
- past tense of may
