From Longman Dictionary of Contemporary Englishgadgad /ɡæd/ verb (gadded, gadding) → gad about/around→ See Verb table
Examples from the Corpus
gad• Everyone said I looked worn out and must have been gadding about too much!Origin gad (1400-1500) Probably frpm gadling “person who goes along with you, wanderer” ((11-18 centuries)), from Old English gædeling 