Fahndung Funk (F. Fu.: Radio Search) – department of German Military Intelligence tasked to locate forbidden radio transmitters in France. Fahne (pl. Fahnen) – flag or banner. Fahnenjunker – lowest officer candidate rank equivalent to Unteroffizier (Corporal) Fahnenflucht – desertion Fahnenschmied – farrier NCO Fähnlein (Squad) – unit of the Deutsches Jungvolk within the Hitler Youth. Fähnrich – officer candidate rank equivalent to Feldwebel (Sergeant). A Fähnrich is an NCO, though, and will have commensurable tasks. Fähnrich zur See – naval officer candidate rank equivalent to Bootsmann (Petty Officer 1st Class). A Fähnrich zur See is an NCO, though, and will have commensurable tasks. Fall – "case." A name for a German operation. The most important German offensives were called "cases," as they were viewed as problems to be solved. Fallschirmjäger – paratroopers; German airborne troops. FdM – Führer der Minensuchboote FdU – Führer der Unterseeboote; Commander-in-Chief of U-boats (used from World War I to 1939, when the title was reduced to "Regional Commander"). FdV – Führer der Vorpostenboote Feigling – coward. Feind – enemy. "Feindlich-" is used as an adjective, such as "feindliche Truppen" (enemy troops) or "feindliche Stellung" (enemy position). Feindfahrt – "enemy trip"; in U-boat terminology, a war cruise or combat patrol against the enemy. Feindbild – "enemy image"; prejudiced 'bogeyman' image of the enemy. Feld – field. Feldersatzbatallion – field replacement battalion, usually one per infantry division. Feldflasche – canteen. Feldflieger Abteilung – "field airmen's section", abbreviated as "FFA". The earliest form of Fliegertruppe German Army (Deutsches Heer) flying unit in World War I, first formed in 1914 with six two-seater observation aircraft per unit. Feldgendarmerie – Field Gendarmerie or "Field Police", the military police units of the Wehrmacht. Feldgrau – "field gray"; the color of the ordinary German soldier's tunic – by extension the soldiers themselves. Feldjäger – military police detachments formed late in the war to root out deserters; later the name was applied to all military police units of the postwar Bundeswehr. Feldkoch – cook. Feldlazarett – field hospital. Feldpolizeibeamter – field police officer. Feldpost, Feldpostbrief – mail to and from troops at the front. Feldwebel – non-commissioned rank in the Heer and Luftwaffe, the most junior of the "Unteroffiziere mit Portepee" (senior NCO) ranks. Approximately equal to sergeant. Feldzug – military campaign Fernglas – binoculars; literally "remote glass". Fernmelde- – telecommunication. Fernsprech- – telephone. Festung – fortress. "Feuer auf mein Kommando" –