The phrase is often linked to superstitions or traditional beliefs that certain actions can influence luck.

Superstition Related

Different cultures have unique items or rituals associated with luck; 'for luck' attaches to these customs.

Cultural Nuance

Acts done 'for luck' are often small, quick rituals performed before an important event or action.

Using 'for luck' can express optimism or a wish for success in various situations.

'For luck' can give emotional reassurance or comfort to someone facing a challenge.