uptalk
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up·talk
(ŭp′tôk′)n.
A manner of speaking in which declarative sentences are uttered with a rising intonation as though they were questions.
uptalk
(ˈʌpˌtɔːk)n
(Linguistics) a style of speech in which every sentence ends with a rising tone, as if the speaker is always asking a question
up•talk
(ˈʌpˌtɔk)n.
a rise in pitch at the end usu. of a declarative sentence, esp. if habitual: often represented in writing by a question mark as in Hi, I'm here to read the meter?
[1990–95]