| On __: counting calories | 24 |
| On __ with (equivalent to) | 26 |
| On __ with (comparable to) | 26 |
| On __ (without commitment) | 26 |
| On __ (without a contract) | 26 |
| On __ (without a buyer) | 23 |
| On __ (watching intake) | 23 |
| On __ (trying to reduce) | 24 |
| On __ (trying to lose weight) | 29 |
| On __ (counting calories) | 25 |
| On Wilshire Blvd., say | 22 |
| On which nelsons occur | 22 |
| On which Juvenal journeyed | 26 |
| On which Joan of Arc perished | 29 |
| On which daring people fly | 26 |
| On which Berlin boaters go | 26 |
| On which B's slide | 22 |
| On which a riser rises | 22 |
| On what the earth turns | 23 |
| On welfare, presumably | 22 |
| On Ventura Blvd., perhaps | 25 |
| On Ventura Blvd., e.g. | 22 |
| On twos, rather than fours | 26 |
| On top of everything else | 25 |
| On top it can have a whitecap | 29 |
| On toast, in diner slang | 24 |
| On tiptoe ballet position | 25 |
| On this side of: Prefix | 23 |
| On this side of the moon | 24 |
| On the _____ (very angry) | 25 |
| On the _____ (furtively) | 24 |
| On the _____ (declining) | 24 |
| On the ____: close behind | 25 |
| On the ____ (precisely) | 23 |
| On the ___ vive (watchful) | 26 |
| On the ___ vive (alert) | 23 |
| On the ___ one's tongue | 27 |
| On the ___ of (chummy) | 22 |
| On the ___ of (approaching) | 27 |
| On the ___ (unfriendly) | 23 |
| On the ___ (set aside) | 22 |
| On the ___ (running away) | 25 |
| On the ___ (recuperating) | 25 |
| On the ___ (punctually) | 23 |
| On the ___ (precisely) | 22 |
| On the ___ (out of order) | 25 |
| On the ___ (not working) | 24 |
| On the ___ (not speaking) | 25 |
| On the ___ (not in use) | 23 |
| On the ___ (like a fugitive) | 28 |
| On the ___ (inoperable) | 23 |
| On the ___ (in trouble) | 23 |
| On the ___ (in hiding) | 22 |
| On the ___ (in flight) | 22 |
| On the ___ (in behalf) | 22 |
| On the ___ (hiding out) | 23 |
| On the ___ (going to pot) | 25 |
| On the ___ (getting better) | 27 |
| On the ___ (gangland phrase) | 28 |
| On the ___ (furtively) | 22 |
| On the ___ (functioning well) | 29 |
| On the ___ (fleeing the Feds) | 29 |
| On the ___ (evading capture) | 28 |
| On the ___ (estranged) | 22 |
| On the ___ (doing well) | 23 |
| On the ___ (close to defeat) | 28 |
| On the ___ (bickering) | 22 |
| On the ___ (apparently) | 23 |
| On the __ vive (alert) | 22 |
| On the __ (separately) | 22 |
| On the __ (not speaking) | 24 |
| On the wrong side (of) | 22 |
| On the way to oblivion | 22 |
| On the Waterfront director | 29 |
| On the waterÂ’s surface | 26 |
| On the water's surface | 26 |
| On the verge of snapping | 24 |
| On the verge of doing it | 24 |
| On the verge of a meltdown | 26 |
| On the up-and-up, so to speak | 29 |
| On the up-and-up, morally | 25 |
| On the Tyrrhenian, e.g. | 23 |
| On the track once again? | 24 |
| On the topic of, briefly | 24 |
| On the surface, measurably | 26 |
| On the statuesque side | 22 |
| On the sidelines, maybe | 23 |
| On the same ___ (in sync) | 25 |
| On the same ___ (in rapport) | 28 |
| On the same wavelength | 22 |
| On the same team (with) | 23 |
| On the same side, in war | 24 |
| On the same page, so to speak | 29 |
| On the same family tree | 23 |
| On the safer side at sea | 24 |
| On the safe side, nautically | 28 |
| On the safe side, at sea | 24 |
| On the rocks, in a bar | 22 |
| On the road, in sports | 22 |
| On the Red or the Dead | 22 |