What does the cryptic crossword clue "Irritable in overcrowded gym (4)" mean?

The definition is "Irritable". The wordplay uses a hidden word. EDGY ( hidden word in [in] OVERCROWD ED GY M) The answer is EDGY.

Irritable in overcrowded gym (4)

Independent Cryptic #11964 | 32 Across | 2025-02-12 flower