1. To break down, literally or metaphorically; SYN. fall in, cave in, give, give way, break, founder.
2. To cause to burst; SYN. burst.
3. To fold or close up, as of an umbrella or a music stand.
4. To lose significance, effectiveness, or value.

1. To declare, publish
2. To read aloud the words of (a hymn or psalm) for congregational singing
3. To emit
4. To issue
5. To break down, fail
6. To become exhausted; collapse