Used metaphorically to describe situations that feel chaotic like wild scenes in movies or literature. After the concert tickets went on sale, the venue was a madhouse.
Pro Tip 2/3
Emotional Nuance
Conveys frustration or amazement at overwhelming disorganization or activity. I couldn't think straight; the office was a madhouse today.
Pro Tip 3/3
Exaggeration Alert
Often used for dramatic effect, doesn't always mean literal chaos, but rather a personal sense of disorder. When my family visits, my apartment turns into a madhouse.