Old-girl network and Old boy network

Old boy network and old-girl network are semantically related In some cases you can replace phrase "Old boy network" with "Old-girl network", this phrases are similar.

Old boy network noun - An exclusive informal network linking members of a social class or profession or organization in order to provide connections and information and favors (especially in business or politics).

Old-girl network and old boy network are semantically related in exclusive informal network topic. You can use "Old-girl network" instead a noun phrase "Old boy network".