[ring] out the old (year|)

to celebrate the end of the year and prepare for a new year

The idiom "ring out the old" is derived from the practice of ringing bells to mark the end of a year and welcome the beginning of a new one, especially during New Year's celebrations. It is used to symbolize the idea of bidding farewell to the past, including old customs, experiences, or circumstances, in anticipation of fresh opportunities and a new beginning.

As midnight approaches, Buddhist temples around the country begin ringing out the old year.
Ringing out the old and ringing in the new at the turn of the year invariably involves wishful thinking.
As the clock struck midnight, the church bells rang out the old year and welcomed the new one with a joyous peal.
They held a ceremony to ring out the old traditions and embrace new ones in their cultural celebration.
With the start of the new academic year, the school administration decided to ring out the old curriculum and introduce a more modern approach to teaching.

to let go of outdated practices or beliefs and embrace changes

The idiom "ring out the old" is a metaphorical expression that draws its inspiration from the practice of ringing bells to mark the passage of time or significant events, such as the striking of midnight on New Year's Eve. It signifies the act of bidding farewell to outdated or obsolete practices, traditions, or beliefs, and ushering in new, more modern, or progressive ideas and approaches. It is used to encourage people to embrace change and move forward, leaving behind what is no longer relevant or effective.

After years of using typewriters, the company decided to ring out the old and transition to computerized systems.
As the company's new CEO, she decided to ring out the old year by implementing innovative technologies and streamlining outdated processes.
The community realized it was time to ring out the old and revamp its education system to better prepare students for the future.
In the business world, successful companies know the importance of constantly ringing out the old and ringing in the new to stay competitive and relevant.
It's essential to ring out the old year biases and prejudices from our society to create a more inclusive and equitable world for all.