—n.
1 a person, esp. an older woman, who ensures propriety by accompanying a young unmarried woman on social occasions.
2 a person who takes charge of esp. young people in public.
—v.tr. act as a chaperon to.
Derivatives:
chaperonage n.
Etymology: F, = hood, chaperon, dimin. of chape cope, formed as CAP
Useful english dictionary. 2012.