Meaning of “stretch” - Learner’s Dictionary

stretch

verb uk us /stretʃ/
PULL [ I, T ]

B2 to become longer or wider, or to pull something so that it becomes longer or wider:

Don't pull my sweater - you'll stretch it.
MAKE STRAIGHT [ I, T ]

B2 to make your body or part of your body straighter and longer:

Stretch your arms above your head.
stretch away/into, etc

to cover a large area:

The fields stretched away into the distance.
stretch into/over, etc

to continue for a long period of time:

The discussions will probably stretch into next month.
→ See also stretch your legs , bend/stretch the rules

(Definition of “stretch verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)