Definition of on (a) collision course in US English:

on (a) collision course


  • 1Going in a direction that will lead to a collision with another moving object or person.

    • ‘Future discoveries and space missions would provide information about how to deflect an asteroid on collision course with Earth.’
    • ‘Both drivers realised they were on collision course and applied their emergency brakes, halting the vehicles around two tram lengths apart.’
    • ‘It indicates no distinction between the colours of normal flights and flights on collision course.’
    • ‘The vote again sets the Lords on collision course with the Commons in the long-fought battle over hunting.’
    • ‘At Manchester Airport in February a MyTravel Airways plane and a Ryanair aircraft were on collision course before take-off and disaster was averted only by the fast reactions of one of the pilots.’
    • ‘‘Both parties are locked on collision course and it could take someone like Taoiseach Bertie Ahern to sort it all out,’ he warned.’
    • ‘Last night's 190-vote majority in favour of hunting put MPs on collision course with peers, who last year blocked an earlier effort to outlaw blood sports.’
    • ‘This move by Falkirk could put the SPL on collision course with the SFA, leading to the long-predicted battle for the control of Scottish football.’
    • ‘They have studiously avoided playing each other and, on the rare occasions when they have found themselves on collision course, they have side-stepped the issue, claiming injury.’
    • ‘Unions and management at Aer Lingus are on collision course over a controversial redundancy package that amounts to little more than the legal minimum payout.’
    1. 1.1 Adopting an approach that is certain to lead to conflict with another person or group.
      ‘the strikers are on a collision course with the government’