Stop Sign
what a sign mean that has a red circle with rock in it and a red line through it
A Texas reservoir turned deep red in 2011 as a result of drought. It was not blood, and it was not a sign of the apocalypse like some Texas pastors claimed.
it means the house is empty and utilities have been turned off. it's for emergency personnel
A sign of support for same-sex marriage equality.
It is called the "Isolated Alert Triangle Sign" and it means: "Watch out!"
Depends on the specific sign which you failed to list.
In most places a flashing red functions just as a stop sign.
Youth Hostel
it represents your ugly face
blood, death. which also became a sign of honor as in the wearing of a red crest in their helmets.
The sign means that the vehicle is slow-moving.