Definition from Wiktionary, the free dictionary
blueliner (plural blueliners)
- (ice hockey) A defenseman
2009 February 9, Damien Cox, “Leafs struggle to patch up blue line”, Toronto Star:
- On Saturday, hard-luck blueliner Mike Van Ryn was blasted into the end boards by Montreal forward Max Pacioretty and isn't expected to be available for a week or perhaps longer with a lower body injury.