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plastic grin

A forced, artificial smile; a smile someone wears despite having no feelings of happiness or joy. John seemed fine at first glance, but before long I could tell that he was wearing a plastic grin and that something was bothering him. Look at his big plastic grin—he's such a con man! I sure hope he doesn't win the election.
See also: grin, plastic

plastic smile

A forced, artificial smile; a smile someone wears despite having no feelings of happiness or joy. John seemed fine at first glance, but before long, I could tell that he was wearing a plastic smile and that something was bothering him. Look at that his big plastic smile—he's such a conman! I sure hope he doesn't win the election.
See also: plastic, smile

plastic

1. mod. phony; false. She wears too much makeup and looks totally plastic.
2. n. a plastic credit card. I don’t carry any cash, just plastic.
3. mod. having to do with credit cards and their use. There is too much plastic debt in most households.

plastic punk

n. falsely stylish. Isn’t all punk really plastic punk?
See also: plastic, punk
References in periodicals archive ?
Up until we discovered this five years ago, I would have thought that the cellular profile of all the pyramidal [primary excitatory] cells in the cerebral cortex was similar enough that their synaptic plasticity would be very similar.
As a scheme by which to think and to do philosophy, plasticity has a twofold advantage.
At this temperature the greatest increasing of plasticity showed also the index of plasticity to rupture [[lambda].
visco-plasticity instead of rate-independent plasticity and combine it with nonlocal damage to obtain a comprehensive constitutive model.
Each issue was guided by a specific question involving blindness and brain plasticity.
Based mostly on the results of studies using animal models, reorganization of the CNS, including synaptic plasticity, axonal sprouting, and cellular proliferation, has long been known to spontaneously occur following spinal cord lesions [11-20].
Shear properties may be related to displacement, however plasticity results prove to be more consistent for this purpose.
That malleability, known as synaptic plasticity, is believed to be the fundamental basis of memory, learning, and brain development.
The first section is a glossary that defines twenty-one different properties, such as dispersion, water retention, optical brightness improvement, plasticity, gloss improvement, and coloring.
With the flexibility to fit a wide range of test data for soils and rock, the CAP model is founded on the theoretical framework of classical plasticity and is numerically robust in its software implementation--a seminal development that made modern ground shock analysis possible.
In a study aimed at exploiting neural plasticity, researchers tested the effectiveness of constraint-induced movement therapy (CIMT) in 21 patients whose strokes had occurred a mean of 4 years earlier.
As with other abnormalities of the vestibular system, the plasticity of the system also allows for compensation of more centrally located lesions.
As with other recent Looney Tunes, ``Carrotblanca'' lacks some of the crazed plasticity of the shorts done by Tex Avery and Chuck Jones in Warner Bros.
Baume is a composite number, influenced by the SG of the liquid and the suspended solids, the shape of the gauge, the liquid's viscosity and plasticity, the gelling characteristics, and other liquid characteristics including pseudoplasticity, rheopexy, thixotrophy, dilatency, Bingham plasticity and zeta potential.