| old contract | Bestandsvertrag |
| old contracts | Bestandsverträge |
| Old conveyance | Vermögen |
| Old Coulsdon | Old Coulsdon |
| old course | altes Flussbett |
| Old Course at St Andrews | Old Course |
| Old crate | Kuckuck |
| old crocks | Altherrenmannschaft |
| old crone | Schrulle |
| old crow | alte Eule |
| Old Danish Pointer | Altdänischer Vorstehhund |
| old dear | Oma |
| old degree | Grad |
| old dodder | Tapergreis |
| old dodderer | Tattergreis |
| Old Doebern | Altdöbern |
| Old Dogs | Old Dogs - Daddy oder Deal |
| Old Dominion | Virginia |
| old duck | Oma |
| Old Dutch | Altniederländisch |
| Old Döbern | Altdöbern |
| Old East Slavic | Altostslawische Sprache |
| Old Egyptian | Altägyptische Sprache |
| Old English | gotisch |
| Old English language | Altenglische Sprache |
| Old English letter | Fraktura |
| Old English Sheepdog | Bobtail |
| Old Europe | altes Europa |
| Old European Script | Vinča-Schrift |
| Old Executive Office Building , OEOB | Old Executive Office Building , OEOB |
| Old Face | Alter Schnitt |
| old face type | Antiqua |
| Old Faithful Geyser | Old Faithful |
| old family friend | alte Freundin der Familie |
| old fashioned | altmodisch |
| Old fashioned glass | Tumbler |
| Old Father Christmas | Weihnachtsmann |
| old field clover | Hasenklee |
| Old Finland | Altfinnland |
| Old Firm | Old Firm |
| old flame | Jugendliebe |
| old flame never dies | Alte Liebe rostet nicht |
| old flat | Altbauwohnung |
| old fogey | Oma |
| old fogies | Altherrenmannschaft |
| old fogy | Opa |
| old folk's home | Altersheim |
| old folks' home | Altersheim |
| old fool | alter Esel |
| Old Ford | Old Ford |
| old fossil | alte Versteinerung |
| Old Frankish | Altfränkisch |
| Old French | altfranzösisch |
| old friend | alte Freundin |
| old friend of the family | alte Freundin Familie |
| Old Frisian | Altfriesisch |
| old frump | alte Vettel |
| old fucker | alter Ficker |
| old fustic | Fustikfarbe |
| old geezer | Faktotum |
| old German | altdeutsch |
| old German (period | deutsch |
| Old Germanic body of statute law | Sachsenspiegel |
| old girl | Tante |
| old goat | Gockel |
| old gold | Altgold |
| old grave | altes Grab |
| Old Great Bulgaria | Großbulgarisches Reich |
| Old Greek | altgriechisch |
| Old Gringo | Old Gringo |
| Old growth forest | Urwald |
| Old Gutnish | Gutnisch |
| Old habits die hard. | Der Mensch ist ein Gewohnheitstier. |
| old hag | alte Hexe |
| old hand | alter Hase |
| old hand at skiing | alter Skihase |
| Old Harbour | Old Harbour |
| old Harry | der Leibhaftige |
| old hat | aus der Mode |
| old hazardous site | Altlast |
| Old High German | althochdeutsch |
| Old High German , OHG | althochdeutsch |
| Old Hildebrand | Der alte Hildebrand |
| old house borer | Hausbock |
