Meaning of the word "probable cause" in English

What does "probable cause" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

probable cause

US /ˌprɑː.bə.bəl ˈkɑːz/
UK /ˌprɒb.ə.bəl ˈkɔːz/
"probable cause" picture

Noun

reasonable grounds (for making a search, pressing a charge, etc.)

Example:
The police had probable cause to search the suspect's car.
Without probable cause, the arrest would be illegal.