Curtflood

3 clues
Plumbers' favorite baseball player?
Baseball's reserve clause challenger
Outfielder who challenged baseball's reserve clause
Similar answers:
Bamboocurtain
Beadcurtain
Bedcurtain
Behindthefecurtain
Broodstoodflood
Closethecurtain
Curt
Curtail
Curtailed
Curtailgates
Curtailing
Curtailment
Curtails
Curtain
Curtaincall
Curtaincalls
Curtainlecture
Curtainraiser
Curtainrod
Curtainrodney