a person, often female, whose sole reason for attending a gym is for the romantic/financial pursuit of, relationship with, or marriage to a swole person.
“Jessica, who never works out, just got a super expensivemembership to the influencer gym downtown and now all she wears is creased leggings. She must be muscle-digging.”
Gold digging, high school drop out with a bunch of kids by different guys, doesn't work and lives off ex husbands money and buys fake boobs with child support money
While playing a video game: "Man I feel like I've been getting double teamed the whole game, I wish my teammate would quit lumb digging and help me out."