('informal') She's a good musician but comparing her to the legends is 'stretching it'. [=she's good but she can't really be compared to the legends]
Although it may be 'stretching a point' [=exaggerating slightly] to say that this was his best win ever, it was nevertheless impressive.
The work doesn't 'stretch' me intellectually. [=the work is too easy for me; the work is not intellectually challenging]
(..) Hello, Harold. - What happened? - Nothing, dear! Just the old crusade wound playing up a bit! I'll just stretch it out here for a while. You better get in. We need to talk. Actually, Fairy Godmother, off to bed. (..)2004 Shrek 2