The phrase "massive grind" refers to a situation where someone has to work extremely hard and put in a lot of effort for a prolonged period of time. It implies a lot of perseverance, persistence, and dedication to accomplish a goal. Full definition
As you can see from the teaser photo, the G500 4 × 4 ² sports massive ground clearance and it is expected to ride on 22 - inch wheels strapped with off - road tires. (loebermotors.com)
McElwain inherited a team that had forgotten how to move the football and lost massive ground to Florida State. (sbnation.com)
Touchscreen features can also be used to summon helpful allies known as Inkgods, including the lion - like Shidou, who tramples enemies with massive ground attacks, as well as Yomihi, the fiery airborne phoenix. (totallygn.com)