[wheelhorse] {n. phr.} A reliable and industrious worker on whom one […]

[when hell freezes over] {adv. phr.}, {slang} Never. * /I'll believe […]

[when it comes to] See: [COME TO] (4).

[when one's ship comes in] See: [SHIP COME IN].

[when push comes to shove] {adv. phr.} A time when a […]

[when the chips are down] {adv. cl.}, {informal} When the winner […]

[where] See: [TELL ONE WHERE TO GET OFF] or [TELL ONE […]

[where it's at] {adv. phr.}, {informal} That which is important; that […]

[where the shoe pinches] {n. phr.}, {informal} Where or what the […]

[wherefore] See: [WHY AND WHEREFORE].