| On top of, to poets | 19 |
| On top, poetically | 18 |
| On topic | 8 |
| On track to win | 15 |
| On track, mentally | 18 |
| On tranquilizers | 16 |
| On trial | 8 |
| On TV | 5 |
| On TV he had heroes | 19 |
| On TV, say | 10 |
| On two feet | 11 |
| On twos, rather than fours | 26 |
| On vacation | 11 |
| On vacation, often | 18 |
| On vacation, perhaps | 20 |
| On vacation, say | 16 |
| On Ventura Blvd., e.g. | 22 |
| On Ventura Blvd., perhaps | 25 |
| On Ventura Blvd., say | 21 |
| On very short notice | 20 |
| On video | 8 |
| On videotape, say | 17 |
| On view | 7 |
| On Vine St., say | 16 |
| On watch | 8 |
| On way to remove a paper trail | 30 |
| On welfare, presumably | 22 |
| On what the earth turns | 23 |
| On wheels | 9 |
| On which a gofer goes | 21 |
| On which a riser rises | 22 |
| On which an arabesque is performed | 34 |
| On which B's slide | 22 |
| On which Berlin boaters go | 26 |
| On which daring people fly | 26 |
| On which Dido died | 18 |
| On which dinero doesn't grow | 32 |
| On which Irish linens are made | 30 |
| On which Joan of Arc perished | 29 |
| On which Juvenal journeyed | 26 |
| On which nelsons occur | 22 |
| On Wilshire Blvd., say | 22 |
| On your face, it's embarrassing | 35 |
| On your own | 11 |
| On your side | 12 |
| On your toes | 12 |
| On your ___ | 11 |
| On zero occasions | 17 |
| On __ (burning) | 15 |
| On __ (counting calories) | 25 |
| On __ (doing well) | 18 |
| On __ (precisely) | 17 |
| On __ (trying to lose weight) | 29 |
| On __ (trying to reduce) | 24 |
| On __ (watching intake) | 23 |
| On __ (winning big) | 19 |
| On __ (winning) | 15 |
| On __ (without a buyer) | 23 |
| On __ (without a contract) | 26 |
| On __ (without commitment) | 26 |
| On __ streak | 12 |
| On __ streak: winning | 21 |
| On __ with | 10 |
| On __ with (comparable to) | 26 |
| On __ with (equal to) | 21 |
| On __ with (equivalent to) | 26 |
| On __ with: equal to | 20 |
| On __-to-know basis | 19 |
| On __: counting calories | 24 |
| On __: hot | 10 |
| On __: if challenged | 20 |
| On __: nervous | 14 |
| On __: sandwich specification | 29 |
| On __: trying to lose | 21 |
| On ___ | 6 |
| On ___ (active) | 15 |
| On ___ (aggressive) | 19 |
| On ___ (alert) | 14 |
| On ___ (anxious) | 16 |
| On ___ (as a gamble) | 20 |
| On ___ (as challenged) | 22 |
| On ___ (at a risk) | 18 |
| On ___ (at large) | 17 |
| On ___ (at loggerheads) | 23 |
| On ___ (at variance) | 20 |
| On ___ (available for duty) | 27 |
| On ___ (available) | 18 |
| On ___ (bingeing) | 17 |
| On ___ (broadcasting) | 21 |
| On ___ (busy) | 13 |
| On ___ (by challenge) | 21 |
| On ___ (capriciously) | 21 |
| On ___ (carousing) | 18 |
| On ___ (commensurate) | 21 |
| On ___ (continually winning) | 28 |
| On ___ (counting calories) | 26 |
| On ___ (cutting down) | 21 |
| On ___ (dependent) | 18 |
| On ___ (doing some heavy drinking) | 34 |
| On ___ (doing well) | 19 |