"gas up" in German to gas up tanken auftanken Detailed translations for "gas up" to gas up to gas up(also: to get fuel/petrol/gas/diesel, to put fuel in, to fuel up, to refuel) tanken to gas up(also: to get fuel/petrol/gas/diesel, to put fuel in, to fuel up, to refuel) auftanken{intransitive verb} Then you can go gas up the chopper,frank. Source: opensubtitles.org Corpus by OPUS Request review Und dann kannst du den Hubschrauber auftanken gehen, Frank.