'Back pressure' definitions:
Definition of 'Back pressure'
From: GCIDE
- Pressure \Pres"sure\ (?; 138), n. [OF., fr. L. pressura, fr. premere. See 4th Press.]
- 1. The act of pressing, or the condition of being pressed; compression; a squeezing; a crushing; as, a pressure of the hand. [1913 Webster]
- 2. A contrasting force or impulse of any kind; as, the pressure of poverty; the pressure of taxes; the pressure of motives on the mind; the pressure of civilization. [1913 Webster]
- Where the pressure of danger was not felt. --Macaulay. [1913 Webster]
- 3. Affliction; distress; grievance. [1913 Webster]
- My people's pressures are grievous. --Eikon Basilike. [1913 Webster]
- In the midst of his great troubles and pressures. --Atterbury. [1913 Webster]
- 4. Urgency; as, the pressure of business. [1913 Webster]
- 5. Impression; stamp; character impressed. [1913 Webster]
- All saws of books, all forms, all pressures past. --Shak. [1913 Webster]
- 6. (Mech.) The action of a force against some obstacle or opposing force; a force in the nature of a thrust, distributed over a surface, often estimated with reference to the amount upon a unit's area. [1913 Webster]
- 7. Electro-motive force. [Webster 1913 Suppl.]
- Atmospheric pressure, Center of pressure, etc. See under Atmospheric, Center, etc.
- Back pressure (Steam engine), pressure which resists the motion of the piston, as the pressure of exhaust steam which does not find free outlet.
- Fluid pressure, pressure like that exerted by a fluid. It is a thrust which is normal and equally intense in all directions around a point. --Rankine.
- Pressure gauge, a gauge for indicating fluid pressure; a manometer. [1913 Webster]
Definition of 'Back pressure'
From: GCIDE
- Back \Back\, a.
- 1. Being at the back or in the rear; distant; remote; as, the back door; back settlements. [1913 Webster]
- 2. Being in arrear; overdue; as, back rent. [1913 Webster]
- 3. Moving or operating backward; as, back action. [1913 Webster]
- Back blocks, Australian pastoral country which is remote from the seacoast or from a river. [Webster 1913 Suppl.]
- Back charges, charges brought forward after an account has been made up.
- Back filling (Arch.), the mass of materials used in filling up the space between two walls, or between the inner and outer faces of a wall, or upon the haunches of an arch or vault.
- Back pressure. (Steam Engine) See under Pressure.
- Back rest, a guide attached to the slide rest of a lathe, and placed in contact with the work, to steady it in turning.
- Back slang, a kind of slang in which every word is written or pronounced backwards; as, nam for man.
- Back stairs, stairs in the back part of a house; private stairs. Also used adjectively. See Back stairs, Backstairs, and Backstair, in the Vocabulary.
- Back step (Mil.), the retrograde movement of a man or body of men, without changing front.
- Back stream, a current running against the main current of a stream; an eddy.
- To take the back track, to retrace one's steps; to retreat. [Colloq.] [1913 Webster]