Related Clues:

• They wore blue
• Group for people in labor?
• Shop steward's group
• Workers' group
• Baseball official, for short
• Ballpark official
• Stereotypically blind official
• Field official
• Baseball bouncer?
• Polo official
• One whose chest is protected, briefly
• Norma Rae's group
• Rugby ___
• Figure behind the plate
• One works at home