wig ‧ gle /ˈwɪɡ ə l/ BrE AmE verb [intransitive and transitive]
[ Date: 1200-1300 ; Origin: Probably from Middle Dutch or Middle Low German wiggelen 'to walk unsteadily' ]
to move with small movements from side to side or up and down, or to make something move like this:
Henry wiggled his toes.
—wiggle noun [countable]