shanks
n.pl.— «Wiley’s golf game did end up a victim of “the shanks” as he called it, falling to 19-year old Eastern Michigan golfer Sean Behnke 2 & 1 in the first round.» —“Ithaca’s Duckworth advances to quarters” by Nate Schneider Morning Sun (Mt. Pleasant, Michigan) July 31, 2006. (source: Double-Tongued Dictionary)
Apparently the same as the yips.