› [T] to change a decision, plan, etc. so that it becomes the opposite of what it was before: Management have reversed their decision on the matter. › [I or T] to stop things happening, or to stop happening, in a particular way: reverse a process/trend We have to do something to reverse the trend of people moving away to seek work. The struggling retailer has slashed prices in an attempt to reverse the decline in sales. The trend is expected to reverse next year. › [T] to start to behave or to do things in a way that is the opposite of what happened before: The upward trend in prices may soon reverse course. Customer feedback forced them to reverse direction. › [T] LAW to change a legal decision in a court of law: The court of appeal reversed the verdict in June.
reverse (the) charges UK (US call collect) › COMMUNICATIONS to make a phone call that is paid for by the person who receives it: Call me from the airport and reverse the charges.