Definition - What does Extras mean?
Extras, in a strip club, are sexual acts that a dancer will do on top of dancing for extra money.
Kinkly explains Extras
Some dancers will do extra services on top of dancing. Sometimes in the club in a private room, or after work outside of the club to make extra money. Hence the term extras.
For example, a patron might ask a dancer, "Do you do extras?" or ask of a dancer, "Is she an extras girl?"