Definition of upvote in English:

upvote

verb

[with object]
  • (in an online context) register approval of or agreement with (a post or poster) by means of a particular icon.

    ‘I wish people would upvote comments they agree with instead of typing the exact same thing a hundred more times’
    ‘you've missed the point entirely, as have the people who upvoted you’
    no object ‘users don't have the ability to upvote, downvote, or leave comments’
    • ‘I wish I could upvote this post 1,000 times.’
    • ‘Don't make coherent arguments backed up with facts, and make me upvote you.’
    • ‘You're so over my head I can neither upvote nor downvote you.’
    • ‘Plus I will go back to 3 other posts in the past and upvote those as well.’
    • ‘I often agree with your opinions, and usually try and upvote you when I can.’
    • ‘LOL, not surprisingly this idiotic comment got immediately upvoted.’
    • ‘The columns update in real time as new content is upvoted.’
    • ‘Damn, pushed the wrong button and upvoted by mistake.’
    • ‘A commentor cannot see who has upvoted or downvoted them.’
    • ‘Echoing a blank comment is the same as Liking something on Facebook or upvoting a post on Reddit.’
    • ‘There have been many instances where I saw a post I didn't like and hit the wrong button, upvoting it in the process.’
    • ‘I imagined upvoting, submitting, and commenting on stories about new music.’

noun

  • (in an online context) an instance of using a particular icon to register approval of or agreement with a post or poster.

    ‘the image proved hugely popular on Reddit, receiving nearly 30,000 upvotes’
    ‘looking at the upvotes you received, it makes me wonder what happened to critical thinking in our society’
    • ‘You get an upvote to help stave off the incoming flurry of downvotes.’
    • ‘Thanks for the additional information, I gave you an upvote for it.’
    • ‘Here's an upvote to cancel that ridiculousness out.’
    • ‘Your upvote was accidental on my part.’
    • ‘There was one upvote for this.’
    • ‘I give you an upvote for trying though.’
    • ‘I will personally give the winner 10 meaningless upvotes.’
    • ‘Sadly, all I can offer is this comment with no upvotes.’
    • ‘The replies calling him an idiot have a ton of upvotes.’
    • ‘And then look at the many upvotes this video has.’

Pronunciation

upvote

/ˈʌpvəʊt/