('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]
(..) - Who does the doctor treat? - Patients. - What is the elbow of my jacket doing? - Wearing thin? Bingo! That was a stretch. - Do you drive this on the weekends? - No, that is my girl's car. Knock on the door. Your ex-wife is not home. Her name was not in the credits. Meredith? (..)1993 Last Action Hero