(idiomatic) To exercise influence or authority, especially to an excessive degree or in an objectionable manner.

worth one's salt.

(idiomatic) Alternative form of punch below one's weight

(idiomatic) Alternative form of punch above one's weight

(idiomatic) To achieve or perform at a level lower than should be expected based on one's preparation, attributes, rank, or past accomplishments.

(idiomatic) To (attempt to) achieve or perform at a higher level than would be expected based on one's preparation, attributes, rank, or past accomplishments.

The maximum allowable total mass of a road vehicle or trailer when loaded.

plural of gross vehicle weight rating

plural of weighted-average cost of capital

simple past tense and past participle of punch above one's weight.