noun
( BrE , informal ) a person who is very good at doing sth or using sth :
He's a dab hand at cooking spaghetti.
She's a dab hand with a paintbrush.
••
WORD ORIGIN
early 19th cent.: of unknown origin.
noun
( BrE , informal ) a person who is very good at doing sth or using sth :
He's a dab hand at cooking spaghetti.
She's a dab hand with a paintbrush.
••
WORD ORIGIN
early 19th cent.: of unknown origin.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005