of courseとは

意味・読み方・使い方

語源

From of + course.

発音

• IPA^(key): /əv ˈkɔː(ɹ)s/
• (without the horse–hoarse merger) IPA^(key): /əv ˈkoə(ɹ)s/

形容詞

of course

1. (now まれに, except in matter of course) That is part of ordinary behaviour or custom; customary, natural. [from 16th c.]
   • 1849, Thomas Babington Macaulay, Miscellaneous Writings:

     I am not using a mere phrase of course, when I say that the feelings with which I bear a part in the ceremony of this day, are such as I find it difficult to utter in words.

派生語

• matter of course

副詞

of course (not comparable)

1. (now まれに) In due course; as a natural result. [from 16th c.]
   • 1790, Mary Wollstonecraft, A Vindication of the Rights of Men:

     Not tarrying long enough in the brain to be subject to reflection, the next sensations, of course, obliterate them.

   • 1845, Henry John Stephen, New commentaries on the laws of England:

     It was at one time made a question whether giving the royal assent to a single bill did not of course put an end to the session.

2. (idiomatic) Naturally, as would be expected; for obvious reasons, obviously. [from 19th c.]

   Synonyms: naturally, indisputably

   Of course I know that!  You will, of course, surrender all your future rights to the property.

   • 1907, Robert William Chambers, chapter IX, in The Younger Set, New York, N.Y.: D. Appleton & Company, OCLC 24962326:

     “Heavens!” exclaimed Nina, “the blue-stocking and the fogy!—and yours are pale blue, Eileen!—you’re about as self-conscious as Drina—slumping there with your hair tumbling à la Mérode! Oh, it's very picturesque, of course, but a straight spine and good grooming is better. […]”

   • 1913, Joseph C. Lincoln, chapter 13, in Mr. Pratt's Patients:

     We tiptoed into the house, up the stairs and along the hall into the room where the Professor had been spending so much of his time. 'Twas locked, of course, but the Deacon man got a big bunch of keys out of his pocket and commenced to putter with the lock.

   • 2012, Christoper Zara, Tortured Artists: From Picasso and Monroe to Warhol and Winehouse, the Twisted Secrets of the World's Most Creative Minds, part 1, chapter 1, 25:

     There were other flapper-era starlets, of course—Louise Brooks, Greta Garbo—but they were poseurs by comparison.

   • 2013 June 22, “Snakes and ladders”, in The Economist, volume 407, number 8841, page 76:

     Risk is everywhere. From tabloid headlines insisting that coffee causes cancer (yesterday, of course, it cured it) to stern government warnings about alcohol and driving, the world is teeming with goblins. For each one there is a frighteningly precise measurement of just how likely it is to jump from the shadows and get you.

間投詞

of course

1. (idiomatic) Indicates enthusiastic agreement.

   Will you come with me? — Of course!