Definition of arrow in English:

arrow

Syllabification: ar·row
Pronunciation: /ˈarō
 
/

noun

  • 1A shaft sharpened at the front and with feathers or vanes at the back, shot from a bow as a weapon or for sport: his ability to launch an arrow accurately
    More example sentences
    • They stood in the trenches, weapons unsheathed and arrows nocked on bows.
    • It felt as if there was one of Cupid's magical love arrows sticking straight out of my heart.
    • Archery is like darts, except that the arrows are launched, not by hand, but by a recurve bow.
    Synonyms
    shaft, bolt, dart
    historical quarrel
  • 1.1A mark or sign resembling an arrow, used to show direction or position; a pointer: we drove in the main gate and followed a series of arrows [as modifier]: you can use the up and down arrow keys
    More example sentences
    • I have marked with black arrows the direction in which they could have walked to the spot they eventually stole the cab from.
    • Small posts with arrows indicate the direction of the nearest phone.
    • Just a few minutes into our trek to Amsterdam we mistakenly followed the way one sign was facing instead of the direction of the arrow on it.
    Synonyms
    pointer, indicator, marker, needle

Phrases

arrow of time (or time's arrow)

The direction of travel from past to future in time considered as a physical dimension.
More example sentences
  • In other words, in the microworld, there is no intrinsic arrow of time, distinguishing the future from the past.
  • In the late twentieth century, an arrow of time may have been discovered at the subatomic level.
  • There was a conference on Wheeler Feynman electrodynamics and the arrow of time, in 1963.

straight as an arrow

Perfectly straight, with no deviation.
More example sentences
  • There was one perfect crack that was in varying girth, but straight as an arrow.
  • He wore his hair short to the skull with a narrow, little part shaved up one side straight as an arrow, and he had a pencil-thin mustache, like Errol Flynn, folds in the back of his neck like fat pleats, and beady black rat eyes.
  • Kat continued straight as an arrow on her course.

Derivatives

arrowy

adjective
More example sentences
  • Near the end of March, 1845, I borrowed an axe and went down to the woods by Walden Pond, nearest to where I intended to build my house, and began to cut down some tall, arrowy white pines, still in their youth, for timber.
  • After a long ramble through the dense encumbered woods I emerged upon a smooth meadow full of sunshine like a lake of light, about a mile and a half long, a quarter to half a mile wide, and bounded by tall arrowy pines.

Origin

Old English arewe, arwe, from Old Norse.

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