Real Dictionary

stretch
Something that stretches over an area or distance covers or exists in the whole of that area or distance.
countable noun: A stretch of road, water, or land is a length or area of it.
countable noun: A stretch of time is a period of time.
ergative verb: If an event or activity stretches or is stretched into a further period of time, it continues into that period, which is later than expected.
verb: If something stretches from one time to another, it begins at the first time and ends at the second, which is longer than expected.
verb: When you stretch, you put your arms or legs out straight and tighten your muscles.

stretch in American English
to hold out or reach out; extend
adjective: made of synthetic or composite yarn having a sufficiently low denier or having been subjected to any of several special mechanical treatments to permit increased elasticity
intransitive verb: to recline at full length
noun: an act or instance of stretching
transitive verb: to draw out or extend (oneself, a body, limbs, wings, etc.) to the full length or extent

stretch in British English
verb: to draw out or extend or be drawn out or extended in length, area, etc