The term 'knight in shining armor' is a phrase used to describe a heroic figure who comes to the rescue of another person. The crossword solutions for this term are HERO (4 letters), RESCUER (7 letters), GALAHAD (7 letters), and SAVIOR (6 letters). All of these words refer to someone who is brave and selfless, and willing to put themselves in danger to help others. The character of Galahad from Arthurian legend is often seen as the epitome of a knight in shining armor, as he was a brave and noble knight who went on a quest to find the Holy Grail.