retro-n; 1 Senses

Sense Number 1: a style, usually of clothing and music, imitative of styles of the recent past

Commentary: RETRO[+quality][+style][+imitative][+of_style][+past][+recent]

Examples:
John's musical tastes in rock music range from retro to heavy metal.
The costume party theme was 50s retro.

Mappings:
WordNet 3.0 Sense Numbers: 1