adjective [ only before noun ]
1.
( of a switch ) having the positions 'on' and 'off' :
an on-off switch
2.
( of a relationship ) interrupted by periods when the relationship is not continuing
adjective [ only before noun ]
1.
( of a switch ) having the positions 'on' and 'off' :
an on-off switch
2.
( of a relationship ) interrupted by periods when the relationship is not continuing
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005