coy /kɔɪ/ BrE AmE adjective
[ Date: 1300-1400 ; Language: Old French ; Origin: coi 'calm' , from Latin quietus 'quiet' ]
1 . shy or pretending to be shy in order to attract people’s interest:
She gave him a coy smile.
2 . unwilling to give information about something OPP open
coy about
Tania was always coy about her age.
—coyly adverb
—coyness noun [uncountable]