PLO, the /ˌpiː el ˈəʊ/
abbreviation for the Palestine Liberation Organization; a political group of Palestinians which was led by Yasser Arafat from 1969 to 2005. Its original aim was to destroy the state of Israel, but more recently it has worked to establish a separate state of Palestine existing together with Israel. ⇒ Palestinian National Authority, the

[TahlilGaran] Dictionary of Contemporary English ▲

PLO
Please Leave On - used when you want to leave something on a blackboard or whiteboard
Although the teacher wrote PLO on the blackboard the information was erased during the lunch break.

[TahlilGaran] English Idioms Dictionary ▲

PLO
Parts Left Over (automotive repair industry) 
Permanent Latrine Officer  
Permanent Latrine Orderly  
Please Leave On 
Please Leave On/Open

[TahlilGaran] Acronyms and Abbreviations Dictionary ▲