Dab hand (3)
'dab hand' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for expert that I've seen before include "Person with great knowledge or skill, specialist" , "Master" , "Buff" , "The person who knows" , "At the right moment" .)
'dab hand' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for ace that I've seen before include "Girl" , "One or 11 in cards" , "Tennis winner" , "Very good; playing card" , "Unbeatable service" .)
'dab hand' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for pro that I've seen before include "Competent person" , "In brief, he's no amateur" , "Of argument, say, in favour of" , "For; non-amateur" , "Paid worker" .)