“Delusions and defilements” can mean exactly what they say, but there’s also a nuance here of “the things that cause suffering,” the mistaken perspectives and opinions, the stubbornness, the judgements, and the colored, limited perspectives that cause us to act and think without being aware of the larger perspective.
Raising the Four Great Vows (Set 2)
All delusions and defilements existing within me,
I vow to dissolve.
Wake Up and Laugh! 