plastic

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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 punk

1. adjective Trying and failing to affect the outrageous, anti-establishment, countercultural looks, attitudes, and styles made popular in the late 1970s and early 1980s. Sometimes hyphenated. The theme park has this plastic punk vibe that you can tell was carefully calculated in a board room somewhere by a bunch of rich old men. I was in this plastic-punk band back in college, before I got a handle on the type of music I really wanted to make.
2. noun A person, band, or type of music that tries and fails to replicate punk rock or punk rockers from the late 1970s or early 1980s. The bands my teenager listens to are all these plastic punks trying so desperately to rage against the machine, conveniently forgetting that they are very much a part of that machine. You're not a punk just because you listen to a couple Sex Pistols albums. You're just a plastic punk, at best.
See also: plastic, punk

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
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

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
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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References in periodicals archive ?
Notably, the original derivation by MW&B assumes only elastic deformation, but it is commonly used for predicting errors of plastically deformed plates.
As is generally well known, vulcanization of rubber compounds entails an irreversible chemical process, during which semi-finished products in a plastically deformable state are converted to elastomers, generally by the introduction of thermal energy and often with the application of external pressure.
This type of damage is formed only when substrates are deformed plastically by an applied stress that is larger than the compression yield strength of the substrate materials.
Where modulus rises (cooling or crosslinking), the specimen will buckle; where modulus falls, the sample will plastically deform.
When it moves, the crystal deforms plastically -- that is, one part of it slides over another and the crystal gradually deforms without shattering or cracking.
Spring back is the elastic recovery of plastically deformed sheet after unloading of punch which causes distortion of geometry and loss of dimensional accuracy, [6].
At T = -20[degrees]C, plastic strain localization and partial stress relaxation occur which lead to a decrease in the volume of plastically deformed metal.
In a set of new results, we study the effects of cold working ami thermal aging on the anisotropic nature of plastically deformed samples and show that, even wilh the removal of boundary effects, plastic How produces large anisotropic toughening that also thermally ages anisotropically.
Large dimples have predominantly the round shape, they are decorated with smaller dimples and are separated by plastically deformed ridges is shown in Fig.
This test determines the susceptibility of bituminous mixtures to deform plastically at high road temperatures under pressures similar to those experienced on the road.
When a deck is loaded by a point load, it will first collapse plastically with folds extending to the nearest boundaries.
"What we found is that we had to be very careful using these grades of steel in particular applications because while they traditionally allow you to reduce gage requirements, they don't act the same as traditional steels elastically and plastically," Kunselman says.