Definition of clamp down in US English:

clamp down

phrasal verb

  • Suppress or prevent something in an oppressive or harsh manner.

    • ‘The GN is also implementing its Tobacco Control Act that regulates the sale of tobacco to those over 19, clamps down on advertising and also restricts smoking in public places and workplaces.’
    • ‘She is also engaging the help of the public in clamping down on crime and anti-social behaviour and putting more community support officers on the streets.’
    • ‘The harder the government clamps down, the more its opponents strike back.’
    • ‘And he warned that police would be clamping down especially hard on speeders over the coming Bank Holiday and extra officers would be deployed.’
    • ‘The authorities are clamping down on blogs, which are free sites through which people publish thoughts and opinions.’
    • ‘Authorities are now clamping down on the cross-border movement of tribal people on both sides of the frontier.’
    • ‘The government was intent on reducing the number of firearms, clamping down on illegal drugs and substance abuse.’
    • ‘Council chiefs are clamping down on motorists who park on the pavement, blocking the way for wheelchair users and the elderly.’
    • ‘While the government is intent on clamping down on truancy, it is preventing other children from attending school with equal vigour.’
    • ‘They may be effective at clamping down on speedsters, but if a camera snaps 50 people speeding, a vast amount of follow-up work then has to be done.’
    • ‘It followed a publicity drive aimed at highlighting tough new laws clamping down on the sale of tobacco to young people under 16.’
    • ‘Police across Greater Manchester are clamping down on drivers unfit to be on the road after taking illegal or prescription drugs.’
    • ‘You may have noticed on the news that in the South the authorities are clamping down on those not wearing seatbelts in the vehicles.’
    • ‘Whatever the case, clamping down on freedom of expression in any of its forms is tantamount to crushing our fledging democracy.’
    • ‘So let us not forget that there's much power in all of us and the reason why they're clamping down on us is because they're scared of us.’
    • ‘She said police were clamping down on those who were speeding.’
    • ‘Police say they are determined to clamp down on bikers riding in an anti-social manner, on or off-road.’
    • ‘The government may be clamping down on abuses of the asylum system.’
    • ‘Marches and demonstrations became increasingly militant, and the Government reacted by clamping down harshly on this civil unrest.’
    • ‘The government is clamping down fiercely on a popular uprising, which has seen hundreds killed.’
    suppress, prevent, stop, put a stop to, put an end to, stamp out
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