To be free of worries, it is often used as a bullshit term on commercials that try to say that their product will give you "peace of mind" and somehow completly solve all of your problems
Synonyms for peace of mind
On this page, you will find 30 slang terms related to peace of mind. Some of the top words include: wig, blame canada, yo, Iraqi Information Minister, froke, and 25 more.