'Yellow flag' definitions:

Definition of 'yellow flag'

(from WordNet)
noun
Common yellow-flowered iris of Europe and North Africa, naturalized in United States and often cultivated [syn: yellow iris, yellow flag, yellow water flag, Iris pseudacorus]

Definition of 'Yellow flag'

From: GCIDE
  • Flag \Flag\, n. [Cf. LG. & G. flagge, Sw. flagg, Dan. flag, D. vlag. See Flag to hang loose.]
  • 1. That which flags or hangs down loosely. [1913 Webster]
  • 2. A cloth usually bearing a device or devices and used to indicate nationality, party, etc., or to give or ask information; -- commonly attached to a staff to be waved by the wind; a standard; a banner; an ensign; the colors; as, the national flag; a military or a naval flag. [1913 Webster]
  • 3. (Zool.) (a) A group of feathers on the lower part of the legs of certain hawks, owls, etc. (b) A group of elongated wing feathers in certain hawks. (c) The bushy tail of a dog, as of a setter. [1913 Webster]
  • 4. (Zool.) One of the wing feathers next the body of a bird; -- called also flag feather. [Webster 1913 Suppl.]
  • Black flag. See under Black.
  • Flag captain, Flag leutenant, etc., special officers attached to the flagship, as aids to the flag officer.
  • Flag officer, the commander of a fleet or squadron; an admiral, or commodore.
  • Flag of truse, a white flag carried or displayed to an enemy, as an invitation to conference, or for the purpose of making some communication not hostile.
  • Flag share, the flag officer's share of prize money.
  • Flag station (Railroad), a station at which trains do not stop unless signaled to do so, by a flag hung out or waved.
  • National flag, a flag of a particular country, on which some national emblem or device, is emblazoned.
  • Red flag, a flag of a red color, displayed as a signal of danger or token of defiance; the emblem of anarchists.
  • To dip, the flag, to mlower it and quickly restore it to its place; -- done as a mark of respect.
  • To hang out the white flag, to ask truce or quarter, or, in some cases, to manifest a friendly design by exhibiting a white flag.
  • To hang the flag half-mast high or {To hang the flag half-staff} or To hang the flag at half-staff, to raise it only half way to the mast or staff, as a token or sign of mourning.
  • To strike the flag or To lower the flag, to haul it down, in token of respect, submission, or, in an engagement, of surrender.
  • Yellow flag, the quarantine flag of all nations; also carried at a vessel's fore, to denote that an infectious disease is on board. [1913 Webster]

Definition of 'yellow flag'

From: GCIDE
  • Quarantine \Quar"an*tine\, n. [F. quarantaine, OF. quaranteine, fr. F. quarante forty, L. quadraginta, akin to quattuor four, and E. four: cf. It. quarantina, quarentine. See Four, and cf. Quadragesima.]
  • 1. A space of forty days; -- used of Lent. [1913 Webster]
  • 2. Specifically, the term, originally of forty days, during which a ship arriving in port, and suspected of being infected a malignant contagious disease, is obliged to forbear all intercourse with the shore; hence, such restraint or inhibition of intercourse; also, the place where infected or prohibited vessels are stationed. [1913 Webster]
  • Note: Quarantine is now applied also to any forced stoppage of travel or communication on account of malignant contagious disease, on land as well as by sea. [1913 Webster]
  • 3. (Eng. Law) The period of forty days during which the widow had the privilege of remaining in the mansion house of which her husband died seized. [1913 Webster]
  • Quarantine flag, a yellow flag hoisted at the fore of a vessel or hung from a building, to give warning of an infectious disease; -- called also the yellow jack, and yellow flag. [1913 Webster]

Words containing 'Yellow flag'