CHAPERONE:(also chaperon 'ʃapərɒn)
■ noun dated an older woman responsible for the decorous behaviour of a young unmarried girl at social occasions.
■ verb accompany and look after. chaperonage 'ʃap(ə)r(ə)ˌnɪdʒ noun
- Eg. Three parents went on the school ski trip as chaperones.