Meaning of “straddle” - Learner’s Dictionary

straddle

verb [ T ] uk us /ˈstrædl/
SIT

to sit or stand with one leg on either side of something:

He straddled the chair.
ON BOTH SIDES

to be on both sides of a place:

Niagara Falls straddles the Canadian border.

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