Modifies a verb, indicating a lack of certainty: it may be (that)... / (as a pro-sentence) Perhaps that is true (expressing no commitment to a decision or a neutral viewpoint to a statement).

Possible; uncertain.

(informal) Something that is possibly true. / (informal) An answer that shows neither agreement nor disagreement. / (informal) A future event that may or may not happen.

plural of maybe

plural of definite maybe

(informal) an indication that the uncertainty of an event or matter is fixed and immutable

It is easy to know the biological mother of a child, but difficult to be sure who the biological father is.

(informal, idiomatic) Indicating that one is serious and not joking about a matter.

A surname.

(figuratively) A utopian setting, such as a small town; a perfect place to live.