[straight-arm] n (1903): an act or instance of warding off a football tackler with the arm fully extended from the shoulder, elbow locked, and the palm of the hand placed firmly against any part of his body--called also stiff-arm -- straight-arm vb
STRAIGHT-ARM
Meaning of STRAIGHT-ARM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012