from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. In the middle of a roll of film.
  • n. A spot ad in the middle of an online video. It is often 15 or 30 seconds long.


Sorry, no etymologies found.


  • Marketers also like preroll, midroll and postroll ads because they can take the TV ads they already have created and chop them up to fit the Web.

    CBS to Lay Bare Its Plans

  • The new formats, which deal with the technical specifications of the commercials, cover preroll, midroll and postroll ads (ads that appear before, during and after a video), and the formats for skin, bugs and tickers.

    CBS to Lay Bare Its Plans

  • Ad units we saw during a demo included 5-second prerolls, banners, overlays, and 30-second midroll ads.

    Hulu Debuts to Meet Foes and Find Friends

  • The advertising unit features a stationary banner that runs above the video player on the homepage, branding at the top of the player and a 15-second midroll ad unit within the video.

    Information Today News Breaks

  • The founders of YouTube had resisted so-called preroll, midroll and postroll advertising on short videos for fears that it would alienate users.

    Google News, Inside.


Log in or sign up to get involved in the conversation. It's quick and easy.