Mind someone else's business (6)
'mind someone else's business' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for pry that I've seen before include "Stick nose into other's business" , "Look inquisitively into private matters" , "Interfere" , "Inquire intrusively" , "Snoop or lever" .)
(Other definitions for meddle that I've seen before include "Intrude in other people's affairs" , "Interfere in another's business" , "Interfere or tinker" , "Intervene" , "Interfere in other's business" .)