Hallowed is the past participle of the verb hallow, a term that descends from the Middle English halowen.
Is Hallow a verb or noun?
To hallow is "to make holy or sacred, to sanctify or consecrate, to venerate". The adjective form hallowed, as used in The Lord's Prayer, means holy, consecrated, sacred, or revered. The noun form hallow, as used in Hallowtide, is a synonym of the word saint.
What is the meaning of the verb hallowed?
1 : to make holy or set apart for holy use. 2 : to respect greatly : venerate the most hallowed of all law-enforcement agencies— Dwight MacDonald.