Definition of pressures:
(n) :
A pressing; a force applied to a surface.
(n) :
(physics) The amount of force that is applied over a given area divided by the size of this area; force per unit area.
(n) :
Distress.
(n) :
Urgency.
(n) :
A contrasting force or impulse of any kind.
(v) :
(transitive) To encourage or heavily exert force or influence.