(astronautics) A weight unreeled from a discarded rocket stage to unbalance the stage and cause it to tumble, preventing the stage's residual thrust from causing it to ram the payload that discarded the stage.

(chemistry) the amount of a substance whose weight, in grams, is equal to its molecular weight

(idiomatic) To contribute or produce one's fair share, as of work, money, etc.

present participle of pull one's weight

(idiomatic) To contribute fairly and proportionately to a group effort; to do the work that one is obligated to.

Third-person singular simple present indicative form of pull one's weight

simple past tense and past participle of pull one's weight

(sports) The combined weight of a sportsman and their equipment; especially the weight of a paraglider and its pilot.

A measure of the concentration of a solution obtained by dividing the mass of the solute by the volume of the solution and multiplying by one hundred. Often abbreviated to w/v(%).

Not capable of or not meant to bear or sustain weight