Birdbrain and Ratbag

Birdbrain

Birdbrain noun - A stupid person.
Usage example: some birdbrain left the water running

Ratbag and birdbrain are semantically related. (Australian) In some cases you can use "Ratbag" instead a noun "Birdbrain".

Ratbag

Ratbag noun - A stupid person.
Usage example: some ratbag who couldn't survive a day in the outback

Birdbrain and ratbag are semantically related. Sometimes you can use "Birdbrain" instead a noun "Ratbag".
Cite this Source
Ratbag and Birdbrain. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/birdbrain/ratbag
Birdbrain & Ratbag. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/birdbrain/ratbag>.
Ratbag or Birdbrain. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/birdbrain/ratbag.
Google Ngram Viewer shows how "birdbrain" and "ratbag" have occurred on timeline