Ma’anar kamus na “Gwargwadon jiki” wani nau’i ne na ’yan lemo da ke mamaye mutane, suna rayuwa da kwanciya ƙwai a cikin tufafi da abin kwanciya, da kuma ciyar da jininsu. Ana samun tsutsotsin jiki a cikin mutanen da ke rayuwa cikin cunkoson jama'a ko rashin tsabta kuma suna iya yada cututtuka.
