poststrike adjective2 •Occurring after a strike (work stoppage as protest).Hopes for a better winter and spring — and fall — rest with a lineup of new series, a batch that the networks believe will benefit from the full efforts of writers poststrike. — 2009 •Following the striking motion of a snake.The nine phases may be clustered into three subgroups: prestrike, strike, and poststrike behavior. — 1992