The term 'TRIMS THE GRASS' can be solved by the crossword solution 'MOWS'. Mowing is the process of cutting grass with a lawnmower. It is usually done to maintain an even and attractive appearance of a lawn or other grassy area. Mowing is often done on a regular basis, such as weekly or bi-weekly. The height of the grass is adjusted by changing the blade height of the mower. Trimming is also part of the process, which involves cutting the grass around the edges of the lawn or other grassy area.