BE MY GUEST
    
Meaning of BE MY GUEST in English
	
( informal ) used to give sb permission to do sth that they have asked to do :
'Do you mind if I use the phone?' 'Be my guest.'
	
	
	Oxford Advanced Learner's English Dictionary.
    	Оксфордский английский словарь для изучающик язык на продвинутом уровне.
	2005