An anabranch, backwater or oxbow lake that is temporarily cut off from the main river, especially one that is only filled with water during the rainy season and can sometimes dry up completely.
Pronounced as (IPA)
/ˈbɪləˌbɒŋ/
Etymology
From Wiradjuri bilabang, likely a compound from Wiradjuri bila (“river”) and Wiradjuri bong or Wiradjuri bung (“dead”).