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 often agree with your opinions, and usually try and upvote you when I can.’
    • ‘Plus I will go back to 3 other posts in the past and upvote those as well.’
    • ‘Echoing a blank comment is the same as Liking something on Facebook or upvoting a post on Reddit.’
    • ‘I imagined upvoting, submitting, and commenting on stories about new music.’
    • ‘A commentor cannot see who has upvoted or downvoted them.’
    • ‘The columns update in real time as new content is upvoted.’
    • ‘LOL, not surprisingly this idiotic comment got immediately upvoted.’
    • ‘You're so over my head I can neither upvote nor downvote you.’
    • ‘I wish I could upvote this post 1,000 times.’
    • ‘Damn, pushed the wrong button and upvoted by mistake.’
    • ‘Don't make coherent arguments backed up with facts, and make me upvote you.’
    • ‘There have been many instances where I saw a post I didn't like and hit the wrong button, upvoting it in the process.’

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’
    • ‘I give you an upvote for trying though.’
    • ‘Thanks for the additional information, I gave you an upvote for it.’
    • ‘Sadly, all I can offer is this comment with no upvotes.’
    • ‘Here's an upvote to cancel that ridiculousness out.’
    • ‘The replies calling him an idiot have a ton of upvotes.’
    • ‘I will personally give the winner 10 meaningless upvotes.’
    • ‘You get an upvote to help stave off the incoming flurry of downvotes.’
    • ‘There was one upvote for this.’
    • ‘And then look at the many upvotes this video has.’
    • ‘Your upvote was accidental on my part.’

Pronunciation

upvote

/ˈʌpvəʊt/