(rail transport) A train of empty passenger rolling stock that is moved from one location to another where, for example, it is needed to form a revenue-earning service.

(figuratively) To focus on the negative aspects of a situation; to adopt a pessimistic attitude towards life in general.

noisy, opinionated people are often ignorant.

Alternative form of empty vessels make the most sound

Somewhat empty.

Alternative form of empty-headed

In an emptyhanded state or manner.

The state of having nothing in one's hands. / Poverty or lack of possessions and resources. / Lack of anything to offer / The lack of something one sought to acquire.

With nothing in one's hands. / Impoverished, having no money or resources. / Having nothing to offer / Having received or acquired nothing / Having nothing to offer; unable to give what was promised.

(medicine) hemorrhage from the lungs