n A sudden, heavy impact.
n (figuratively) Something so surprising that it is stunning.
n (psychology) A sudden or violent mental or emotional disturbance.
n (medicine) Electric shock, a sudden burst of electrical energy hitting a person or animal.
n (psychology) A state of distress following a mental or emotional disturbance, often caused by news or other stimuli.
n (medicine) Circulatory shock, a medical emergency characterized by the inability of the circulatory system to supply enough oxygen to meet tissue requirements.
n (physics) A shock wave.
n (automotive, mechanical engineering) A shock absorber (typically in the suspension of a vehicle).
n (mathematics) A discontinuity arising in the solution of a partial differential equation.
n A chemical added to a swimming pool to moderate the chlorine levels.
adj Causing intense surprise, horror, etc.; unexpected and shocking.
v (transitive) To cause to be emotionally shocked; to cause (someone) to feel surprised and upset.
v (transitive) To give an electric shock to.
v (transitive) To subject to a shock wave or violent impact.
v (obsolete, intransitive) To meet with a shock; to collide in a violent encounter.
v (transitive) To add a chemical to (a swimming pool) to moderate the chlorine levels.
v (geology, transitive) To deform the crystal structure of a stone by the application of extremely high pressure at moderate temperature, as produced only by hypervelocity impact events, lightning strikes, and nuclear explosions.
n An arrangement of sheaves for drying; a stook.
n (commerce, dated) A lot consisting of sixty pieces; a term applied in some Baltic ports to loose goods.
n (by extension) A tuft or bunch of something, such as hair or grass.
n (obsolete) A small dog with long shaggy hair, especially a poodle or spitz; a shaggy lapdog.
v (transitive) To collect, or make up, into a shock or shocks; to stook.
n A surname.