Straight to the point? But there is no point! (5)

I believe the answer is:

blunt

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'straight' is the definition.
(thesaurus)

I don't understand the rest of the clue.

(Other definitions for blunt that I've seen before include "Straightforward" , "Needing sharpening" , "Obtuse; forthright" , "Frank and forthright" , "not cutting" .)

I've seen this clue in The Globe and Mail.

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