The phrase "dab hand" means someone who is very skilled or expert at doing something.
Sentences with «dab hand»
As dab hands at DIY, the owners painted and reupholstered this French bed to create exactly the look they wanted. (idealhome.co.uk)
I'm sure that makes students dab hands with a key pad, but you can't look back fondly on a romantic text message you were sent in your 20s. (housegoeshome.com)
Villa guests also enjoy an exemplary level of service; among the 29 - strong staff that serves Dea Villas are butlers working in shifts 24/7, and three chefs who are dab hands at creating everything from poolside snacks to gourmet dinners from a reasonably priced menu. (elitehavens.com)