The difference between Angry and Pissed off

When used as adjectives, angry means displaying or feeling anger, whereas pissed off means very annoyed, upset, angry.

check bellow for the other definitions of Angry and Pissed off

Angry as an adjective:

Displaying or feeling anger.

Examples:

"His face became angry."

"An angry mob started looting the warehouse."
Angry as an adjective (said about a wound or a rash):

Inflamed and painful.

Examples:

"The broken glass left two angry cuts across my arm."
Angry as an adjective (figuratively, said about the elements, like the sky or the sea):

Dark and stormy, menacing.

Examples:

"Angry clouds raced across the sky."

Pissed off as an adjective (idiomatic, mildly, _, vulgar, colloquial):

Very annoyed, upset, angry.