To touch or grasp by stretching out or extending: To arrive at or get to (a place, person, etc) in the course of movement or action | meaning, pronunciation, translations and examples Fields of flowers extended as far as the eye could reach.
Devin Booker Responds to Klay Thompson Apologizing for '4 Rings' Taunt
How to use reach in a sentence. To assert or agree without certainty or sufficient evidence; To stretch out or put forth (a body part);
The meaning of reach is to stretch out :
Phrasal verb reach out (to someone) (definition of reaching from the cambridge advanced learner's dictionary & thesaurus cambridge university.