1.
a period during the 1930s when there was a worldwide economic depression and mass unemployment
2.
a mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity
3.
a long-term economic state characterized by unemployment and low prices and low levels of trade and investment
4.
a sunken or depressed geological formation
5.
sad feelings of gloom and inadequacy
6.
an air mass of lower pressure; often brings precipitation
7.
a state of depression and anhedonia so severe as to require clinical intervention
8.
a concavity in a surface produced by pressing
9.
angular distance below the horizon (especially of a celestial object)
10.
pushing down
depression of the space bar on the typewriter
When the First Lady, Eleanor Roosevelt, received an alarming number of threatening letters, soon after her husband became President at the height of the Depression, the Secret Service insisted that she carry a pistol in her purse.