! (context|with falling pitch)(non-gloss definition|used to express amusement or subtle surprise.)
! (non-gloss definition|Used to express doubt or confusion.)
! (context|with rising pitch)(non-gloss definition|Used to reinforce a question.)
! (rft-sense)(slang|with falling pitch)(non-gloss definition|Used either to belittle the issuer of a statement/question, or sarcasm|sarcastically to indicate utter agreement, and that the statement being responded to is an extreme understatement. The intonation is changed to distinguish between the two meanings - implied dullness for belittlement, and feignedsurprise for utter agreement.)
! (informal|with rising pitch)(non-gloss definition|Used to indicate that one did not hear what was said.)
! (informal|with falling pitch)(non-gloss definition|Used to create a tag question.)