Tia Kofi addresses a Pond as "babes". (WC: Tia Kofi Enters the Time Fracture!)
Babe (or, alternatively, babes) was a term of affection.
Mickey Smith applied this term to Rose Tyler. (TV: Army of Ghosts). An Auton replicant of Mickey Smith also copied his usage of the word towards her. (TV: Rose)
The Fifteenth Doctor was very fond of using the word as part of his flamboyant vocabulary. (TV: The Church on Ruby Road, et al.)
The phrase "babe" was commonly used by Cleo Proctor to refer to others. (AUDIO: SOS, et al.)
Tia Kofi addressed a Pond as "babes" before using the term "Geronimo". (WC: Tia Kofi Enters the Time Fracture!)
