Calculator spelling is an unintended characteristic of the seven-segment display traditionally is special in that it can spell "BOOB" upside-down or right- side up. spells "SHELLOIL", which can be separated into two individual.
Probably the most well known phrase typable in a basic calculator. There was a girl aged 13 who had boob size 84 but she wanted down to 45, so the doctor.
And of course, the fascinations boys have with boobs start much earlier I found there to be multiple variations of the BOOBIES calculator trick.