If one walks underneath an open ladder it is said to bring bad luck. Sometimes it is said that this can be undone by immediately walking backwards back underneath the ladder.
105
An acorn at the window will keep lightning out
93
Placing a hat on the bed is, apparently, bad luck. (South Carolina)
9
Two people breaking a wishbone is said to lead to good luck for the person with the larger piece.
225
If you catch a falling leaf on the first day of autumn you will not catch a cold all winter.
394
The superstitious symbolism of a black cat crossing one's path is dependent upon culture: some cultures consider this a sign of impending bad luck, while some cultures consider this a sign of impending good luck.
75
An acorn should be carried to bring luck and ensure a long life.
115
Amber beads, worn as a necklace, can protect against illness or cure colds.
89