did ‧ dle /ˈdɪdl/ BrE AmE verb [transitive] British English informal
[ Date: 1800-1900 ; Origin: Perhaps from Diddler , name of a character in a 19th-century English play ]
to get money from someone by deceiving them SYN swindle
diddle somebody out of something
They’ll diddle you out of your last penny if you let them.