Definition of annually
: once a year : each year
- an event that occurs annually
- a report that's published annually
- She spends about $1,000 of her own money annually on additional supplies, and doesn't hesitate to let the children know it.
- —Michael Winerip
- More than 300,000 Americans undergo angioplasty annually to open clogged heart arteries and relieve chest pain.
- —Melissa Williams
