GUM STH
    
Meaning of GUM STH in English
	
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 [ usually passive ] ( BrE , informal ) to cover or fill sth with a sticky substance so that it stops moving or working as it should
	
	
	Oxford Advanced Learner's English Dictionary.
    	Оксфордский английский словарь для изучающик язык на продвинутом уровне.
	2005