borrow leg
v. phr.— «Since the inception of the presidential system of government in 1979, the Courts have tended to “borrow leg” (excuse my resort to colloquialism) at the sight of the ouster clause as currently expressed in section 188(10) of the 1999 Constitution.» —“Dangers in Selective Enforcement” by Josef Omorotionmwan This Day (Lagos, Nigeria) Jan. 17, 2007. (source: Double-Tongued Dictionary)