billabong
🇺🇸
/ˈbɪləbɔːŋ/
🇬🇧
/ˈbɪləbɒŋ/
A body of stagnant water that forms when a river overflows its banks and then gets cut off from the main flow.
We went fishing in a secluded billabong where the water was calm and teeming with life.