septic tank

US /ˈsep.tɪk ˌtæŋk/
UK /ˈsep.tɪk ˌtæŋk/
"septic tank" picture
1.

septic tank, beerput

an underground tank in which sewage is collected and allowed to decompose through bacterial activity before draining by means of a leaching field.

:
Our house uses a septic tank system for wastewater.
Ons huis gebruikt een septic tank systeem voor afvalwater.
The plumber had to pump out the septic tank.
De loodgieter moest de septic tank leegpompen.