UK - late 20th century.
Click bait
USA and UK, early 21st century.
Its not rocket science
America, late 20th century.
Link farm
USA.
Link rot
USA.
Pull the plug
USA, early 20th century. The allusion was to pulling an electrical plug out of its socket.
Silver surfer
USA, late 20th century.
Entry 1
Carbon footprint
Meaning A measure of the amount of carbon dioxide (CO2) emitted during an industrial or domestic process.
Usage Worldwide.
Example
- I just can't junk my Ford Mustang. I know it's a gas guzzling muscle car but I'll try to improve my carbon footprint some other way.
Entry 2
Click bait
Meaning An eye catching word or image on a website.
Usage Worldwide.
Example
- Those half-price ads that keep popping up are annoying. They are intended as click bait to draw you into their website but they just put me off.
Entry 3
Its not rocket science
Meaning Said of something that isn't complex or difficult to understand.
Usage Worldwide.
Example
- A twenty page handbook of instructions to erect a tent! How difficult can it be? Its not exactly rocket science.
Entry 4
Link farm
Meaning A website that exists primarily to display links to another website, with the intention of improving the search status of the second site.
Usage Mostly among the younger generation.
Example
- That site is just a list of links to Jim's Facebook page. Google will spot that as a link farm for sure.
Entry 5
Link rot
Meaning The tendency of WWW addresses to become out of date and point to unavailable pages.
Usage Mostly among the younger generation.
Example
- That website's not been edited for years, there are dead link rot links all over it.
Entry 6
Pull the plug
Meaning Bring something to an end.
Usage Worldwide.
Example
- The new government prefer to spend on defence. They've pulled the plug on all new welfare spending.
Entry 7
Silver surfer
Meaning An older person who uses the World Wide Web.
Usage Worldwide.
Example
- Granny didn't want the iPad we bought her but since we showed her how to Skype the kids in Australia she's become a real silver surfer.