Definition of fratty in English:

fratty

adjective

US
informal
  • Characteristic of a student fraternity or its members (often with reference to rowdy behaviour)

    ‘three fratty college boys’
    ‘fratty bars’
    • ‘I was elbowed by a fratty bro trying to cut in front of me.’
    • ‘I waited for the metro next to two fratty staffers who were in the process of hitting on a twenty year old intern.’
    • ‘Regardless of the mayhem of drunk fratty kids, we ordered nachos.’
    • ‘He decides to go on a month-long trip to Europe with a couple of similarly fratty friends.’
    • ‘The ski house turned out to be occupied by a bunch of fratty guys on a mountain biking trip.’
    • ‘We were throwing around the pig skin, when these fratty dudes walk up with a copious amount of beer.’
    • ‘He's super fratty and is a party boy.’
    • ‘I figured he was pretty fratty so I was never likely to make it anywhere with him.’
    • ‘He continually comes to blows with his fratty neighbors.’
    • ‘A group of big and fratty boys approaches from the other end of the alley.’

Origin

Late 19th century: from frat + -y.

Pronunciation:

fratty

/ˈfrati/