dab hand
noun/ˌdæb ˈhænd/
/ˌdæb ˈhænd/
(British English, informal)- a person who is very good at doing something or using something
- He's a dab hand at cooking spaghetti.
- She's a dab hand with a paintbrush.
Word Originearly 19th cent.: of unknown origin.
Check pronunciation:
dab hand