star 691
/ˌstɑːˈsɪksnʌɪn/ /ˌstɑːˈsɪkstinʌɪn/(also star69, star six nine, star sixty-nine) US
noun
A call return service which automatically dials the number from which the last incoming call was made, activated by dialling the ‘star’ (*), 6, and 9 buttons on a touch-tone phone.
Origin
1990s; earliest use found in Usenet (newsgroups). From star + six + nine, with reference to the sequence dialled on a touch-tone telephone to make use of the service; compare star. In γ form interpreting the numerical symbols as sixty-nine.
star 692
/ˌstɑːˈsɪksnʌɪn/ /ˌstɑːˈsɪkstinʌɪn/US
verb
[with object] To use the star 69 telephone service to call (a person).
Origin
1990s; earliest use found in Usenet (newsgroups). From star 69.