[on one's chest] {adj. phr.}, {informal} Hidden in your thoughts or […]

[on one's good side] or [on the good side of one] […]

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

[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 […]