1. a modification made to something, especially to improve its performance or appearance
Usage: informal
2. a member of a British youth subculture of the 1960s characterized by stylish dress and motor scooters
Usage: historical

1. modern in style or design
Usage: informal

Examples

• He installed a performance mod on his car’s engine.
• The game allows players to create custom mods.
• She dressed in mod fashion with a mini skirt and go-go boots.
• The mods rode their Vespa scooters through London.
• They decorated their apartment with mod furniture.
• The mod design featured clean lines and bright colors.