Definition of bad boy in US English:

bad boy

noun

informal
  • 1A man who does not conform to approved standards of behavior, especially in a particular sphere of activity.

    ‘the bad boy of classical music’
    • ‘It is no coincidence that two current bad boys of sports agree on what constitutes the essence of sports.’
    • ‘Watch out when his inner bad boy kicks in.’
    • ‘Despite her disdain for the bad boys, they keep on pursuing her.’
    • ‘He might sound like a hockey bad boy, the kind of player you might expect to lead the league in penalty minutes.’
    • ‘He isn't even the sport's leading bad boy anymore.’
    • ‘The current bad boy of college football visits the winningest program in college football history.’
    • ‘But I guess bad boys is what attracts you to a story.’
    • ‘We've got the new details of the wedding between the beauty and the bad boy.’
    • ‘If you're into bad boys, rocker Tommy Lee made the list.’
    • ‘He earned a reputation as the bad boy of local tennis.’
    • ‘Football is something he understands, but counselling bad boys is hardly in his remit.’
    • ‘Perhaps this is the spirit that has drawn Stone to Hollywood's former bad boy.’
    • ‘You get old-age pensioners labelled as bad boys because they were rock stars years ago.’
    • ‘Needless to say, the bad boys of the title will be coming for you in cinemas from Thursday, October 2.’
    • ‘I've never had any affinity for the overhyped mythology of the bad boy, which I think is basically phony.’
    • ‘I don't think I'm a bad boy.’
    • ‘He's one of the bad boys of Canadian theatre.’
    • ‘Laurie seems like a good guy, but his bad boy needs a little help.’
    • ‘One of Hong Kong cinema's reigning bad boys isn't a director, actor, or martial arts choreographer.’
    • ‘Besides, maybe her attraction for bad boys was less about them, more about her.’
    dissenter, dissentient, protester, rebel, renegade, freethinker, apostate, heretic, schismatic, recusant, seceder, individualist, free spirit, maverick, unorthodox person, eccentric, original, deviant, misfit, hippy, dropout, fish out of water, outsider
    View synonyms
  • 2US A thing that is regarded as extremely impressive or effective.

    ‘we went 142 mph in that bad boy’
    • ‘At $59.95 per set, five of these bad boys would constitute a serious investment.’
    • ‘I hereby give you permission to testdrive any/all of these bad-boys at the "open mic" comedy nite of your choice.’
    • ‘Let's go, tax that bad boy.’
    • ‘The negative space on the frame is almost as big as the soul space so you can do plenty of different variations on tricks with these bad boys.’
    • ‘Give me a hand with this bad boy.’
    • ‘Plus, there is a lithium ion in this badboy, rated for 10 hours of use.’
    • ‘The speakers on these bad boys are also made of soft leather and swivel a full 90 degrees.’
    • ‘I was home from work by 2PM every day, so I'd boot that bad boy and play around with DOS commands.’
    • ‘He's around here somewhere unless someone cooked that bad boy.’
    • ‘Why don't we put this bad boy in our test machine?’
    • ‘How the hell am I going to manage this bad boy?’
    • ‘The 64-bit bad boy also has hyperthreading to help certain software loads and demand based switching to improve performance per watt.’
    • ‘Check out these bad boys that I made.’
    • ‘It's your job to enter the tombs and put this bad boy back to rest.’
    • ‘Man, how often do you wash those bad boys of yours?’
    • ‘This bad boy is far from finished.’