a generic term used to express various levels of bewilderment.
the Nigerian exclamation “Omo” has it's roots in the Pidgin capital of Nigeria Sapele-Warri-Ughelli axis. though the term “Omo” means child in Urhobo, Isoko, Yoruba, Edo, Esan & various other Nigerian languages the exclamation originated from Delta State as Deltans particularly scream “Obob” “Oboy” “Omo” “Oma” when bewilderedExample
Pidgin: Omo boy wey you bring your mind down
English: Bro, take a chill pill