Maybe (adverb)

1. Perhaps; possibly.
2. Perchance; by chance.

Origin:

Middle english, from ma be, from old english mǣgðe; akin to old high german magada perhaps.

Examples:

1. Maybe it will rain tomorrow.
2. I'm not sure, maybe we can go out later.
3. Maybe we should ask for directions.
4. She said maybe she would come to the party.
5. Maybe it's time to take a break and rest.