The story
- Middle English · inherited fromgogelen“to roll (eyes), to look sideways”
- English todaygoggle
From 14th century Middle English gogelen (“to roll (eyes), to look sideways”). Earlier source is unknown. The noun is attested from the 17th century. Compare Irish gog (“a nod, a slight motion”).
Etymology from Wiktionary, CC BY-SA 4.0.