[adjective] -ier, -iestThe varnish is a bit patchy on this table.SE England will start with some patchy rain (= rain in some areas)/patchy cloud (= cloud in some parts of the sky) at first.(figurative) Matthew found the service offered by estate agents extremely patchy (= sometimes good and sometimes bad).
PATCHY
Meaning of PATCHY in English
Cambridge English vocab. Кембриджский английский словарь. 2012