• 1predicative Present at one's home or office.

    ‘we knocked at the door but there was no one in’
    • ‘It is now 10:00 am, and I've only been in for about 20 minutes.’
    • ‘Suffice it to say that his press conferences have all the allure of a night in with the prime minister.’
    • ‘The lads upstairs were having a sports night in with, I suspect, more than a few beers.’
    • ‘I'm not in on Monday.’
    • ‘He does little else; his idea of a good time is a night in with some scouting reports.’
    • ‘I've only been in for five minutes and I stumble across a wedding party.’
    present, home, at home
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  • 2informal Fashionable.

    ‘pastels and light colours are in this year’
    ‘the in thing to do’
    • ‘The very in words are slammin' and rockin'.’
    • ‘Way back when beards were in, mawkish mystics brought forth the concept album.’
    • ‘In addition to statement T-shirts, graphic T-shirts are in this year.’
    • ‘He even let his membership lapse at Au Bar, the in club.’
    • ‘Luigi's was a large and crowded restaurant that was clearly the in place for the in-crowd.’
    • ‘This year, monochromatic colors are the in thing.’
    fashionable, in fashion, in vogue, voguish, stylish, in style, popular, up to date, bang up to date, up to the minute, modern, modish, trendsetting, chic
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  • 3predicative (of the ball in tennis and similar games) landing within the designated playing area.

    • ‘I don't think I got any first serves in today.’
    • ‘As you can see, I held my finish and barely looked up even as the ball went in.’
    • ‘Before I even came off the pick, I felt the shot was in.’
  • 4Cricket
    predicative Batting.

    ‘which side is in?’
    • ‘An analysis of his 53 centuries shows that in these innings he made 72% of the runs put on while he was in.’