The position, into which helpers will typically place an unconscious person, of lying on the floor three-quarters prone, on one's side; this position maximises the likelihood of the person's airway remaining open.

(idiomatic) A sex position in which the man lies on his back, and the woman sits on top of him facing him.

Any of the physical positions adopted for sexual intercourse.

(economics) The branch of economics that concerns the description and explanation of economic phenomena and their causal relationships

(literally) The location of the fetus inside a womb. / A posture in which the head and knees are brought as close to the abdomen as possible.

plural of fetal position

(mathematics, stochastic processes) the quality of being positive recurrent.

(mathematics, stochastic processes, of a state) recurrent with finite expected return time.

plural of qualifying position

Overwhelming or definitive proof.