valsalva manoeuvre. The effort to breathe out forcibly while the mouth and nose are firmly closed or the vocal cords pressed together. The valsalva manoeuvre is employed while straining at stool and in other circumstances. It causes a rise in blood pressure followed by a sharp drop and then a second sharp rise in blood pressure.
A device used to grind coffee beans. verb. To grind is defined as to crush, reduce to a powder using friction or to rub two surfaces together forcefully. An example of to grind is using a mortar and pestle to turn cumin seeds into cumin powder.
work, labor, travail, toil, drudgery, grind mean activity involving effort or exertion. work may imply activity of body, of mind, of a machine, or of a natural force. too tired to do any work; labor applies to physical or intellectual work involving great and often strenuous exertion. farmers demanding fair compensation for their labor