List of bad luck signs

Bad luck is an unpredictable outcome that is unfortunate. This is a list of signs believed to bring bad luck according to superstitions:

• Breaking a mirror is said to bring seven years of bad luck[1]
• Bird or flock going from left to right (Auspicia)(Paganism)
• Certain numbers:
  • The number 4 (tetraphobia) in Chinese culture and Korean culture.
  • The numbers 4 and 9 in Japanese culture
  • Also in Japanese culture, maternity wards numbered 43, as it can literally mean "still birth"
  • The number 13, known as triskaidekaphobia
  • The number 17 in Italian culture
  • The number 39, known as the curse of 39, in Afghan culture
  • The number 666, known as hexakosioihexekontahexaphobia
• Friday the 13th (In Spain, Greece and Georgia: Tuesday the 13th)
• Failing to respond to a chain letter
• Giving a clock as a gift in Chinese culture, as in Chinese, to give a clock has the same pronunciation as attending their funeral[2]
• Hanging a horseshoe with the ends pointing down, as it is believed that the luck will 'fall out'[3]
• Opening an umbrella while indoors
• On the Isle of Man, the mention of the word "longtail" (referring to a rat)
• Ouija board
• Navajo:
  • pointing at a rainbow[4][5]
  • throwing rocks into the wind[4][5]
  • a coyote crossing one's path[4] heading north[5]
  • an owl flying over a house.
• Placing chopsticks straight up in a bowl of rice in Chinese and Japanese culture is reminiscent of food offerings left for the dead. [6]
• Pointing towards feces (England)[7]
• Ravens, crows and magpies
• Saying the word "Macbeth" or wishing someone "Good Luck" while inside a theatre
• Shoes on a table
• Three on a match (superstition)
• Tipping a salt shaker over
• Viewing one's doppelgänger may be considered a harbinger of bad luck
• Walking under a ladder[8]
• Black cat crossing one's path
• Laying your keys on a table according to Swedish culture