[on one's own hook] See: [ON ONE'S OWN ACCOUNT].

[on one's own time] {adv. phr.} During one's free time; not […]

[on one's part] or [on the part of one] {adj. phr.} […]

[on one's shoulders] {adv.} or {adj. phr.} In your care; as […]

[on one's toes] {adj. phr.}, {informal} Alert; ready to act. * […]

[on one's uppers] {adj. phr.}, {informal} Very poor. * /Mr. White […]

[on one's way] See: [ON THE WAY].

[on oneself] See: [TAKE ON ONESELF].

[on pain of] also [under pain of] {prep.}, {formal} At the […]

[on paper] {adv.} or {adj. phr.} Judging by appearances only and […]