Certain arm candy, in tabloids

• Certain platonic friend
• Whom a guy might hang with when he's not with the guys
• Certain close one
• Gossip mag descriptor
• Gayle, to Oprah
• Girlfriend, in tabloid headlines
• Bachelorette party attendee
• Ladies' night attendee
• Female friend

Wiktionary Word definitions in Wiktionary
n. (context slang English) A female friend or girlfriend.