My newest favorite bit of jargon is one I heard at a conference last week:
disintermediate
I love it! It sounds important, it has lots of syllables, it is virtually incomprehensible. What more can you ask.
What’s your favorite?
Mutual-transconductance
Antipersonnel device = a landmine designed to blow you to smithereens
LART.
Acronym, Luser Attitude Readjustment Device.
A big stick an administrator or other support personnel may use to hit a whiney or clueless user with until they get the point. Syn. Clue-By-Four.
A committee is a lifeform with six or more legs and no brain.
Being a medical secretary, I get to learn lots of big ass medical words. My favorite:
hysterosalpingo-oophorectomy
It’s just fun to say, try it.
Ooops. Should be “…Tool.” Otherwise it ends up sounding like an ingredient in Mexican cooking. Sorry.
A committee is a lifeform with six or more legs and no brain.
Nice to see a post from you OB. 
Okay, how 'bout ‘disincentiveation’. I think saying that we don’t encourage enough, might have been more on target myself!
It’s was kind of sad to have to run look up a word, that I’m POSITIVE does not exist!
Judy
“Please Disregard the Following.”
As an OOP programmer (as in “OOPs, I didn’t mean to do that!”) I often use instantiation (the act of creating an instance).
In database programming we use referential integrity, keeping our databases ethical, of course!
Time flies like an arrow. Fruit flies like a banana.