Lewis & Short

prōflŭvĭum, ii, n. [profluo],

  1. I. In gen., a flowing forth, a flowing, flow (poet. and in post-Aug. prose): sanguinis, Lucr. 6, 1205: sanguinis per nares, Col. 6, 33, 2: narium, Plin. 32, 10, 42, § 124: urinae, id. 28, 6, 17, § 61.
  2. II. In partic.
    1. A. Looseness, flux, diarrhœa: si corpus astrictum est, digerendum esse; si profluvio laborat, continendum, Cels. praef.
    2. B. Monthly flux, menses, Plin. 7, 15, 13, § 64.
    3. C. Genitale, flow, Plin. 7, 14, 12, § 61; also: geniturae, id. 22, 22, 40, § 83.