Language, especially language peculiar to a particular group or region; jargon or a dialect. (noun)
Examples of word lingo
Grimm, in what he called the lingo of the country.
"I'm just shocked to hear ... the new lingo from the governor, talking about Obamacare," Meek said.
Here's the official lingo from the Boykin Spaniel Society ...
While I take issue with that statement (see above), and I'm sure it's true in some cases, the real reason leaders should stop already with the sports lingo is much simpler: It's annoying, and it makes you look inauthentic.
For me, lingo is like acronyms; I find myself constantly looking things up to remind myself what they mean even though I've heard them and in some cases used them dozens of times.