WORRY AT STH


Meaning of WORRY AT STH in English

1.

to bite sth and shake or pull it :

Rebecca worried at her lip.

He began to worry at the knot in the cord.

2.

to think about a problem a lot and try and find a solution

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.