flaps

affectionate name given to a close friend, particularly used for storing said friend in your mobile phone book.

derived from the fact your heart flaps or flutters when you see you have a message from them.
may be preceded or followed by an X showing extra love or sexual desire

louisa: "whats your new number anny?"
anny: "306771"
louisa: "thanks poppet, ill save it as xxAnnyFlapsxx"
anny: "sweet"

abbie

obvious difference in length, shape, size, strength etc.

Joseph: "your legs are abbie"
Maria: "youre right Joe, ive got a 2cm leg length discrepancy"