During the 1920s and 1930s, a movement arose to scrap Motherâs Day and Fatherâs Day altogether in favor of a single holiday, Parentsâ Day.
Definition - What does Bluejacking mean? Bluejacking is a hacking method that allows an individual to send anonymous messages to Bluetooth-enabled devices within a certain radius. First, the hacker scans his surroundings with a Bluetooth-enabled device, searching for other devices. The hacker then sends an unsolicited message to the detected devices.
A blue flag with a white stripe down the middle signals that the boat is carrying dangerous cargo and is on fire. A boat or ship with a yellow flag that has a blue stripe down the middle is having difficulty steering. A flag made up of a red triangle and a yellow triangle signals that there is a man overboard.