He was trying to protect protesters behind him, we ran back to hide.
Once, countries protected their workers and local industry behind taxes at national borders.
The term can also be used to describe forces protecting lines of communication behind an army.
He tried to gain access to another computer on his list, but that one was protected behind a firewall.
There was nowhere else to go except the bridge, protected behind a high fence, and the Bay.
Sea walls, which protect the property directly behind them, often cause worse erosion nearby, he said.
Many of these featured disappearing guns, which sat protected behind the walls, but could be raised to fire.
But the wall of silence that protected behind the scenes negotiations produced no answers.
It is hard work, stopping other women in midstride to ask them about how they protect themselves behind closed doors.
"Oh no." He backed up a pace and turned, protecting the withered arm behind the rest of his body.