Definition of eyeball in English:



  • 1The round part of the eye of a vertebrate, within the eyelids and socket. In mammals it is typically a firm, mobile, spherical structure enclosed by the sclera and the cornea.

    • ‘With myopia, the cornea is too curved or the eyeball too long.’
    • ‘In some reported instances, it forms a muscular funnel around the optic nerve and is inserted onto the back of the eyeball.’
    • ‘This means that the lower eyelid has fallen away from the eyeball so that the tiny hole into which the tears drain is no longer in the tear pool.’
    • ‘Glaucoma, which often leads to partial or total blindness, is caused by an increase of fluid pressure within the eyeball.’
    • ‘The lights began fading slowly until all that lit the darkness were bright red rings within bloodshot eyeballs.’
    • ‘Four muscles pull each eyeball straight back into the eye socket, shortening the eyeball.’
    • ‘The eyeball sits in the eye socket (also called the orbit) in a person's skull, where it is surrounded by bone.’
    • ‘The retina lines the inner face of the back of the eyeball and contains light-sensitive cells that transmit images to the brain.’
    • ‘The tumor in boy's left eye had displaced his eyeball from its socket and caused the boy to constantly tilt his head due to the weight of the tumor.’
    • ‘Instead it was a mixture of lips, eyelids, eyeballs, nostrils, udders, spare skin, throat, larynx and so forth.’
    • ‘Secondly, the lower eyelid has rounded and come away from the eyeball.’
    • ‘The orbit is a socket for the eyeball, muscles, nerves, and vessels that are necessary for proper functioning of the eye.’
    • ‘It can be due to either a too flat cornea or the eyeball being too short.’
    • ‘The surgeon uses a wire speculum to retract the eyelids to expose the eyeball.’
    • ‘Skin is slowly shed or rubbed away and replaced, but the lens is confined within the fixed volume of the eyeball.’
    • ‘A small incision is made in the side of your eyeball to allow for removal of your cornea's inner layer without hurting the outer layers.’
    • ‘Exophthalmos is caused by an increase in the bulk of the tissue behind the orbit (eye socket) that forces the eyeball forward.’
    • ‘His face motionless, Altobelli reached up and uncorked his left eyeball from its socket, placing it on the table.’
    • ‘More anteriorly, the optic nerve is surrounded only by the smooth meningeal or inner layer of the dura, which blends with the sclera of the eyeball.’
    • ‘The eyeball is moved to the side and the optic nerve sheath is exposed.’
    organ of sight, eyeball
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    1. 1.1Business Used to refer to the number of people who visit a website, watch a television program or channel, read a publication, etc., especially when regarded as a potential source of revenue.
      ‘I think we got a few more eyeballs on the site’
      ‘the series continues to draw eyeballs to CBS on Wednesdays’
      ‘media compete to attract eyeballs’
      • ‘It's important to many companies to keep competitors from gaining those eyeballs.’
      • ‘The games attract legions of fans, millions of eyeballs and the nation's best recruits.’
      • ‘The advertisers get better quality eyeballs and the networks can charge more money.’
      • ‘Let these valuable tips help you solidify your social media impact to attract new eyeballs and use the power of your content to turn them into lifelong customers.’
      • ‘The band would have brought in teenage eyeballs.’
      • ‘Documentaries have limited runs in theatres, and are subject to limited eyeballs and competition from feature films.’
      • ‘What I worry about the most is the competition for young eyeballs.’
      • ‘The platform is there; at the cost of a few extra staff he can attract new eyeballs around the country and the world.’
      • ‘The sharing aspect is really powerful because it brings so many more eyeballs to the event.’
      • ‘The posts are marketed on social media platforms, giving the blog more eyeballs.’


[WITH OBJECT]informal
  • Look or stare at closely.

    ‘we eyeballed one another’
    • ‘After we ordered our brightly coloured drinks, the waitress lingered, drunkenly putting her arm around me and stroking my shoulder while she eyeballed Clay.’
    • ‘Is it an earnest appreciation of the avant-garde or just eyeballing a freak show?’
    • ‘As your balance and coordination improve, set goals like eyeballing a tree 100 yards downslope and making 20 turns on the way to it.’
    • ‘Now, as she started to talk about these things, I was eyeballing her from a distance.’
    • ‘It is surely a grim coincidence that this series, portraying footballers as filthy-rich hedonistic schemers, began a new run in the very week that Scottish football eyeballed a financial abyss.’
    • ‘Durable in the tackle, his explosive vein now only pops out when he is running with the ball at his feet, not when eyeballing an opponent.’
    • ‘Of course, they may have to compete with purely domestic companies that are eyeballing the same markets.’
    • ‘She pulled her cloak around herself tighter as she stared around, and men eyeballed her.’
    • ‘Away from the soccer field, European smokers are eyeballing Norway with a wary eye.’
    • ‘In an open-necked pink shirt Howard shook hands and eyeballed his enthusiasts as he moved swiftly to the podium and almost immediately began speaking.’
    • ‘While manager at Valencia, he confronted Romario, eyeballing the great Brazilian, to demand he ‘look into my eyes.’’
    • ‘Everything carried on, we ordered our pints, but it was noticeable that several people were eyeballing us all the time.’
    • ‘And then I tapped the tip here and there to cover up any areas of white that the whorls might have missed, just in case the scanner was looking at a specific sector instead of eyeballing the oval in its entirety.’
    • ‘Cycling through the swamp paths and eyeballing an alligator, a creature so suited to its environment that it hasn't changed in 50 million years, is a humbling experience.’