(physics) A mass of fissile material that is insufficient to sustain a nuclear chain reaction.

plural of weakly interacting massive particle

(emergency medicine, military) Initialism of military antishock trousers; inflatable trousers that apply pressure to the inferior half of a patient's body to decrease blood loss and prevent the onset of shock, similar to a tourniquet.

A hard white hockey mask such as popularised by the character Jason Voorhees in the Friday the 13th films.

plural of thigh master

A piece of exercise equipment used to tone the thighs, especially aimed at women.

Third-person singular simple present indicative form of mass-produce

present participle of mass-produce

plural of masking tape

A pressure-sensitive tape made of a thin and easy-to-tear paper characterized by its ease of removal, not leaving adhesive behind. It is used mainly in painting, to mask off areas that should not be painted.