1. the quality or state of being groovy; coolness, stylishness, or appeal
Usage: informal; chiefly 1960s–1970s slang, but still used colloquially
2. the quality of having a strong, appealing rhythm or beat; musical groove quality
Usage: informal; music and dance contexts

Examples

• The grooviness of that vintage record made everyone want to dance.
• She brought a real grooviness to the party with her retro outfit and attitude.
• The band's grooviness came through in every funky bass line.
• That café has a grooviness that keeps customers coming back.
• The grooviness of the 1970s aesthetic is making a comeback in fashion.
• His natural grooviness and charm made him popular with his peers.