Problematic; open to doubt or challenge. / Of dubious respectability or morality. / (obsolete) Inviting questions; inviting inquiry.

(idiomatic) Not remotely possible.

a question asked during a cross-examination

(transitive) to subject to close questioning.

A question in a television interview that was actually recorded after the interview took place, and is presented as a cutaway scene. The technique is commonly used where only one camera was present at the interview, as a way of creating the appearance of multiple camera angles and showing a scene of the interviewer asking the question, rather than the interviewee listening to the question.

(typography) The punctuation mark "?", used at the end of a sentence to indicate a question. / (figuratively, informal) A state of doubt or uncertainty.

(transitive) To ask questions of; to interrogate; to ask for information. / (transitive) To raise doubts about; have doubts about.

A sentence, phrase or word which asks for information, reply or response; an interrogative. / A subject or topic for consideration or investigation.

The state of being questionable.

(idiomatic, informal) To propose marriage.