[on one's high horse] {adj. phr.}, {informal} 1. Acting as if […]

[on one's honor] {adj. phr.} Bound by one's honesty; trusted. * […]

[on one's knees] {adj. phr.} 1. Pleading; begging very hard. * […]

[on one's last legs] {adj. phr.} Failing; near the end. * […]

[on one's own] {adj. phr.} With no help from others. * […]

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