[on pins and needles] {adj. phr.}, {informal} Worried; nervous. * /Jane's […]

[on purpose] {adv. phr.} For a reason; because you want to; […]

[on record] {adj. phr.} 1. An official or recorded statement or […]

[on sale] {adj. phr.} Selling for a special low price. * […]

[on schedule] (1) {adv. phr.} As planned or expected; at the […]

[on schedule] (2) {adj. phr.} Punctual; as planned. * /The new […]

[on season] See: [HIGH SEASON]. Contrast: [OFF SEASON].

[on second thought] See: [SECOND THOUGHT].

[on sight] See: [AT SIGHT].

[on table] See: [WAIT AT TABLE] or [WAIT ON TABLE].