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inner core

The innermost part of something. The term is used both literally and figuratively. What is the Earth's inner core made of? At his inner core, he's a good person, I just know it.
See also: core, inner

outer core

One part of the inside of the Earth (as opposed to the Earth's "inner core"). All right class, what can you tell me about the Earth's outer core?
See also: core, outer

be rotten to the core

To be entirely bad, evil, or corrupt. The defense attorney refused to take the case when he realized the criminal was rotten to the core, unrepentantly boasting about his heinous crimes. That company is just rotten to the core—I wouldn't be surprised if all the employees were embezzling money!
See also: core, rotten

to the core

Fully or completely. That company is just rotten to the core—I wouldn't be surprised if all the employees were embezzling money!
See also: core

rotten to the core

Fig. really bad; corrupt. That lousy punk is rotten to the core. The entire administration is rotten to the core.
See also: core, rotten

to the core

all the way through; basically and essentially. (Usually with some negative sense, such as evil, rotten, etc.) Bill said that John is evil to the core. This organization is rotten to the core.
See also: core

rotten to the core

Thoroughly bad, as in It seems that this police unit is rotten to the core, involved in numerous extortion schemes . The noun core here denotes the central part or heart of anything or anyone. The idiom was first recorded in 1804.
See also: core, rotten

to the core

COMMON You use to the core after an adjective to make a statement stronger, especially a statement describing how someone feels or describing the character of someone or something. Father Godfrey Carney said the community was shocked to the core. The insurance industry is rotten to the core. Loxton, the artist, was English to the core yet she was inspired by France.
See also: core

to the ˈcore

very much; in every way: He’s a Welshman to the core.They believe that our society is rotten to the core (= completely bad).
See also: core

(the) ˌhard ˈcore

(British English) the small central group in an organization, or in a particular group of people, who are the most active or who will not change their beliefs or behaviour: It’s only really the hard core that bother(s) to go to meetings regularly. ▶ ˈhard-core adj.
1 having a belief or a way of behaving that will not change: a hard-core political activist
2 relating to pornography (= books, videos, etc. that describe or show naked people and sexual acts) of an extreme kind: hard-core sex magazines
See also: core, hard


1. mod. sexually explicit; pornographic. You can’t sell that hard-core stuff in a store like this!
2. mod. extreme; entrenched. There are too many hard-core cases of poverty there.
3. mod. very good; stunning; great. I’d like a really hard-core pizza with at least five kinds of cheese.
4. mod. extreme; quintessential. She thinks of herself as a hard-core leftist.

rotten to the core

mod. really bad. (see also rotten apple.) That lousy punk is rotten to the core.
See also: core, rotten

soft core

1. mod. referring to a mild type of pornography. Now even the soft core stuff is getting harder to find at newsstands.
2. n. mild pornography. They keep some soft core under the counter.
See also: core, soft


1. mod. [of pornography] less revealing or realistic than real life; not showing genitals. They are showing a lot of soft-core stuff on cable and most of the soap operas.
2. mod. less intense or extreme than hard-core. She had a soft-core approach to portraying suffering.
References in periodicals archive ?
Soluble cores are envisioned for some aerospace parts in development, which will require overmolding with liquid-crystal polymers at 600 F melt temperatures.
After clipping the core into the bath, the KR 500 lifts it out again and transfers it to the apron conveyor of the drying furnace.
The major function of the center grant is to support facility cores which are designed to furnish groups of center investigators with techniques, services, or instrumentation that will enhance the research in progress, consolidate manpower effort, and contribute to cost effectiveness.
Remanufacturers and resellers are not permitted to write down defective cores until they are offered for sale or scrapped.
These shortcomings make it difficult for a hydraulically driven unscrewing system to meet the needs of parts with very precise dimensions, larger diameters, or many threads that require multiple turns of the core.
To house a giant black hole, a galactic core must meet two requirements.
TM] technology will enable systems based on native Quad-Core AMD Opteron processors to dynamically adjust frequencies at the individual core level for further power consumption reductions.
In high-volume green sand casting facilities, amine-cured PUCB bonded sands have largely remained a means of core production, whereas in light alloy casting facilities, the application of these binders, using PSC techniques, has been adopted as an alternative to the more traditional molding techniques of green sand and semi-permanent molding (SPM).
In addition, Elinor Adman and coworkers of the Molecular Structure Visualization Core are in the process of crystallizing paraoxonase to determine its structure.
Industry's first multi-gigabit GCM/CCM/XTS triple-mode security IP core that empowers SoC vendors to design high-performance robust security products.
By changing the sand or weight of cores, metalcasters may reduce distortion defects.
When we enable Partners to do their own porting starting from synthesizable ARM cores, we must provide proven methods for retaining compliance with our architecture in their porting process," said Simon Segars, vice president, Engineering, ARM.
Consider that the money saved on low-end cores, which tend to have a higher potential for failure and for damaging film, pales in comparison with the expense of production stoppages, returned product, and scrapped rolls.
Since this prepared sand mixture has a different appearance (color or texture) it is easy to identify which cores contain the vein reduction compounds and which do not.