1.
wish, desire, hope
Something one hopes for or wants to happen.
2.
request, petition
A formal or polite request for something.
Usage: 願い is the noun form of 願う (to wish). It's used for hopes, wishes, and formal requests.
Common patterns
- 願いが叶う (a wish comes true)
- 願いを込める (to put one's wish into)
- お願いします (please - polite request)
- お願いがある (to have a request/favor)
Compounds
Watch out
The request sense is nearly always お願い; a bare 願い in speech means 'wish'. In document titles the い is usually dropped: 退職願.