[on deposit] {adv. phr.} In a bank. * /I have almost […]

[on die money] {adv. phr.} Exactly right; exactly accurate. * /Algernon […]

[on duty] {adj. phr.} Doing one's job; supervising. * /Two soldiers […]

[on earth] See: [IN THE WORLD].

[on easy street] {adj. phr.}, {informal} Having enough money to live […]

[on edge] {adj. phr.} Excited or nervous; impatient. * /The magician […]

[on end] {adj. phr.} Seemingly endless. - Used with plural nouns […]

[on faith] {adv. phr.} Without question or proof. * /He said […]

[on file] {adv. phr.} Placed in a written or electronic file; […]

[on fire] See: [SET THE WORLD ON FIRE].