Google dictionary has this information about the origin of ex Ex's and oh's a play off the xo (hugs and kisses) Is short for exempli gratia, and is in common use to introduce an example within a sentence
Ex Girlfriend Selfies Worth Saving
Submit a sample of academic writing, e.g., a dissertation chapter
However, some authors use ex.
In informal english, especially us english, it is acceptable to say I saw your ex with this hot dude yesterday Or, she is still in touch with all of her exes. In writing, though, the use of former doesn't seem so rare
In legal language i have come across the term ex post facto Isn't ex redundant in this phrase Post facto also means after the fact, so it should be sufficient This is commonly used in
What is the proper way to use the ex prefix to more than one word
My ex baseball coach taught me Ex by itself (no hyphen) doesn't seem right either My guess is that ex yard and ex works are interchangeable here Net is used in a different way in your other example
There it is a noun meaning some specific amount of firewood, presumably bundled in a a physical net The advertisement says there are 80 nets per pallet and the price is £1.80 per net (or £144.00 per pallet).