13-letter words starting with o
- on one's part — a portion or division of a whole that is separate or distinct; piece, fragment, fraction, or section; constituent: the rear part of the house; to glue the two parts together.
- on one's time — the system of those sequential relations that any event has to any other, as past, present, or future; indefinite and continuous duration regarded as that in which events succeed one another.
- on one's toes — one of the terminal digits of the human foot.
- on reflection — second thoughts
- on sufferance — passive permission resulting from lack of interference; tolerance, especially of something wrong or illegal (usually preceded by on or by).
- on the bounce — in succession; one after the other
- on the bubble — in a situation in which the outcome is uncertain but already in the process of being determined or decided
- on the button — a small disk, knob, or the like for sewing or otherwise attaching to an article, as of clothing, serving as a fastening when passed through a buttonhole or loop.
- on the carpet — a heavy fabric, commonly of wool or nylon, for covering floors.
- on the chance — acting on the possibility; in case
- on the double — twice as large, heavy, strong, etc.; twofold in size, amount, number, extent, etc.: a double portion; a new house double the size of the old one.
- on the eve of — the evening before
- on the fiddle — If someone is on the fiddle, they get money by doing illegal or dishonest things.
- on the inside — in a position allowing access to secret information, special advantage or favor, etc.
- on the market — an open place or a covered building where buyers and sellers convene for the sale of goods; a marketplace: a farmers' market.
- on the needle — a small, slender, rodlike instrument, usually of polished steel, with a sharp point at one end and an eye or hole for thread at the other, for passing thread through cloth to make stitches in sewing.
- on the parish — receiving parochial relief
- on the razzle — out enjoying oneself or celebrating, esp while drinking freely
- on the square — a rectangle having all four sides of equal length.
- on the stocks — in preparation or under construction
- on the street — a public thoroughfare, usually paved, in a village, town, or city, including the sidewalk or sidewalks.
- on the throne — monarch: in power
- on your guard — If you are on your guard or on guard, you are being very careful because you think a situation might become difficult or dangerous.
- on your marks — On your marks in British English, or on your mark in American English, is a command given to runners at the beginning of a race in order to get them into the correct position to start.
- on your terms — If you do something on your terms, you do it under conditions that you decide because you are in a position of power.
- on-off switch — electrical or electronic device: control knob
- on-the-record — on-record.
- onanistically — In an onanistic manner.
- once and away — conclusively
- once or twice — If you have done something once or twice, you have done it a few times, but not very often.
- one of a kind — sb or sth unique
- one's forties — the ages between 40 and 49
- one's sixties — the ages between 60–69
- one-of-a-kind — unique
- one-punch law — a law prescribing punitive sentences for assault, including assault comprising a single blow
- one-room flat — a studio flat in which the bedroom, sitting-room and kitchen are all one-room
- one-stop shop — an establishment where many different services or products are available
- one-two punch — Also called one-two punch. Boxing. a left-hand jab immediately followed by a right cross.
- one-upmanship — the art or practice of achieving, demonstrating, or assuming superiority in one's rivalry with a friend or opponent by obtaining privilege, status, status symbols, etc.: the one-upmanship of getting into the president's car pool.
- oneiroscopist — a person who specialises in studying and interpreting dreams
- only-begotten — (of a child) being the only offspring of its father
- onomastically — In an onomastic way.
- onomatologist — One versed in the history of names.
- onomatopoeial — (obsolete, rare) Of or pertaining to onomatopoeia.
- onomatopoeias — Plural form of onomatopoeia.
- onomatopoetic — the formation of a word, as cuckoo, meow, honk, or boom, by imitation of a sound made by or associated with its referent.
- onondaga lake — salt lake northwest of Syracuse, N.Y.: c. 5 sq mi (13 sq km)
- onto function — Mathematics. a function from one set to a second set, the range of which is the entire second set.
- ontologically — In an ontological manner.
- onus probandi — the burden of proof.