composure Meaning and Definition

...omposure, he jumped out of bed, gathered up the bed sheets, and threw them out the hospital window. A drunk was walking by the hospital when the sheets landed on him. The drunk started yelling, cursing, and swinging his arms violently, in an attempt to free himself of the sheets. He ended up with the soiled sheets in a tangled pile at his feet. As the drunk stood there, staring down at the sheets, a hospital security guard who had wi...