(finance) Negative operating income.

(marketing) An item that is sold at or below cost in an effort to stimulate other profitable sales.

(mathematics) A function which expresses numerically the loss produced by a decision or other event

(law) In the law of torts, the deprivation of the benefits of a family relationship, generally including sex, affection, and companionship, due to personal injuries caused by the tortfeasor to the person from whom the claimant received these benefits.

(idiomatic) loss of the respect of others, humiliation, public disgrace

(idiomatic) An absolute or total loss.

(electrical) Energy wasted by hysteresis or eddy currents in the core of an armature, transformer, etc.

plural of head loss

The pressure lost in a hydraulic system as fluid moves through a pipeline.

(medicine, dermatology) Loss of hair from the head or body due to a medical condition.