All meanings involve 
under-utilization of labor which is missed by most official (governmental agency) definitions and measurements of
Kaynak: UnderemploymentAshton-
under-Lyne (pop.  43,200) is a market town  in the Metropolitan Borough of Tameside , Greater Manchester , England Historically  a
Kaynak: Ashton-under-LyneNewcastle-
under-Lyme is a market town  in Staffordshire , England, and is the principal settlement in the Borough of Newcastle-
under-Lyme
Kaynak: Newcastle-under-Lyme