n. A sentence written in such a way that the reader(s) cannot discern whether it is intended to serve as a question, or as a statement.

lil mad is like big mad but the opposite, you mad but not mad to the extent of pullin somthin

When your S.O. (significant other) wants you to do something and asks the question using a declarative statement. Phrase can end with either a question mark or a period.

The statement posing as a question that nincompoops pose in Q&A segments of live talks.
Expanded: In the event of a public talk or interview with a person of note, the moderator throws it open to the floor for the inevitable Q&A section, where various nincompoops try to show off to the crowd about how big a fan they are of the person's work, or just want to tell them something about themselves by dressing up statements as questions.