The most common and most likely answer to this crossword clue is the 3 plus 3 plus 7 letter word HIT THE CEILING
I've seen this crossword clue in The Guardian
H
I
T
T
H
E
C
E
I
L
I
N
G
More clues leading to the result HIT THE CEILING
Buddy explains!
The straight part
We know that "got very angry" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case got very angry = hit the ceiling.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.