Any asshole that cruises restaurants spreading the fear of wheat into others while angering the entire staff and probably half of the customers. They do this while asking 30 questions and proudly sending back dishes that they fear contains an ingredient that almost nobody is allergic too until after they start the diet.
The act of a person with special needs participating in leisure activities while feeling an immense amount of joy for life and the moment they are in. ie: dancing like no one is watching at a Christmas party.
A zealous advocate of free (as opposed to proprietary) software.
The freetard's entire identity is based around using free and open source software such as Linux, and he spends every waking hour of every day writing self-serving propaganda as to why he is superior to anyone who uses software whose licensing does not allow you to reverse engineer/copy/modify and then release your own version of somebody else's work.
"Hey guys, can you help me get this game installed on Windows 10?"
"You use Micro$oft Windows? Don't you know that software doesn't respect your freedoms? You should use GNU/Linux like me! BTW, I use Arch."
"Oh great, here come the freetards to derail the thread."
A freetard would visiting a fair on free admission day, even though the fair is overcrowded, he/she spends way more time in line and he/she loses a day of pay which far exceeds the cost of admission.
A freetard would use a broken, buggy piece of software when a quality option is available for a few dollars and would quickly pay for itself in time and frustration saved.