What is "all at once"

adv. (context idiomatic English) unexpectedly; without warning; all of a sudden.

1. adv. all at the same time; "Let's say `Yes!' all at once" [syn: all together]

2. without warning; "all at once, he started shouting" [syn: all of a sudden]

"All at Once" is a song by Denver-based rock band the Fray and is the fourth track and fourth single from their debut album, How to Save a Life.

"All at Once" is a song written by Michael Masser and Jeffrey Osborne and recorded by Whitney Houston. It was released as a single in Japan and several European countries in 1985–1986. While it did not receive an official single release in the United States, the song did receive significant radio airplay there.

It became the first hit for Whitney Houston in the Netherlands in April 1985.

The song is a heartbreak ballad about a lover who leaves without warning and the damage it does. Houston performed the song at the 1987 American Music Awards.

All at Once is the second studio album by American indie-rock band The Airborne Toxic Event. The album was released on April 26, 2011, by Island Records..

All at Once may refer to:

• All at Once (album), a 2011 album by The Airborne Toxic Event
• "All at Once" (The Fray song), 2007
• "All at Once" (Whitney Houston song), 1986