quarterquar·ter1 /ˈkwɔːtəˈkwɔːrtər/ noun [countableC]1one of four equal parts into which something can be dividedThey’re firing almost a quarter of the workforce.
A quarter of the project’s income comes from government grants.
2a period of three months, especially in connection with bills, payments, and incomeWe will send you a bill every quarter.
Sales in the fourth quarter rose 28% to $1.2 million
The sales director of the SMMT expects sales in the final quarter to be below those in 1999.
At the end of each financial quarter, the chief executive provides information on performance against targets.
→ see also quarterlies 3a coin in the US and Canada, worth 25 cents