Boss

Boss has several referrals:

• Giovanni, the leader of Team Rocket, who uses the Boss and Rocket Boss Trainer classes in the games and is referred to as "the Boss" by Team Rocket in the animated series
• Madame Boss, the former leader of Team Rocket
• Subway Boss, a Trainer class for leaders of the Battle Subway
• Boss Trainer, a Trainer class for section leaders at the Black Tower or White Treehollow
• Cyrus, who uses the Galactic Boss Trainer class in the games
• Lysandre, who uses the Team Flare Boss Trainer class in the games
• Guzma, who uses the Team Skull Boss Trainer class in the games
• The Boss of the Surf Association in Heahea City
• Bosses, in Bulbapedia's Appendix, as a generic video game term for certain special opponents