It is unlucky to accept a lock of hair from a lover.
If a chair falls when a person stands up, it is an unlucky omen.
If you possess a four-leaf shamrock you will have good luck in gambling, good luck in racing, and witchcraft will have no power over you. But, you must always carry it on you. You cannot give it away. You cannot show it to anyone.
If chased at night by a ghost or an evil spirit, try to get to a stream of running water. If you can cross it no devil or evil spirit will be able to follow.
Do not turn off a light while people are at supper. If you do there will be one less at the table before the year is out.
If you want a person to win at cards, put a crooked pin in his coat.
If the palm of your hand itches you will be coming into money. If it's your elbow you will be changing beds. If your ear itches and it is red and hot, someone is speaking bad of you. (These Irish superstitions are ones still mentioned at my house.)
If you want to know the name of the person you are to marry, put a snail on a plate sprinkled with flour. Cover the plate and leave it overnight. In the morning the initial of the person will be on the plate, traced by the snail.
Sticking a penknife into the mast of a boat while under sail is considered unlucky.
It's unlucky to have a hare cross your path before sunrise.
To take away lighted sod( turf ) from a house on May days or churning days is unlucky. To do so takes away the blessing of the house.