Alien on LinkedIn

What it signals here

professional use

Occasionally used by tech/startup culture to describe 'out-of-this-world' innovation or unconventional thinking

post context

Startup founders or creative professionals may use it to signal disruptive or 'alien' ideas to an industry

appropriateness

Marginally acceptable in informal professional posts; avoid in formal communications or corporate settings

comment use

Rare; may appear as a lighthearted reaction to an extremely unconventional idea or career move

See it elsewhere