To oversimplify a complex subject to make it palatable for as many people as possible. Can also mean to make a basic concept appear more clever than it really is.

People who are e-cool generally have no social life, or are completely insecure about the one they have.
They seek constant acceptance amongst their online brethren by proudly displaying every achievement of their meaningful lives for others to see. Favorite topics amongst those who adhere to the e-cool ethos include doing drugs, drinking loads and still being fine (or being hardcore, see "Ripper") or whenever they've pulled a girl. Either way, denizens of the internet mock their pathetic attempts at social interaction and proceed to flame them. The veracity of such claims is generally unfounded, which makes it even funnier when it all falls apart and turns out to be a lie.

Pepsi + Espresso = Pepspresso

Nicotine, or a vape

Someone who is simply nice to everyone, tells them what they want to hear, and has high self-esteem. That's all there is to it. Now when it goes to people's head is when they becomes bitches or jocks.

Ineffective Meeting Syndrome or IMS is the automatic selection of a calendar invite without any conscious thought. Choosing a meeting because you lack the creativity to think about how else to get what you need to be accomplished. Resulting in meetings without agendas, purpose, interest or follow-up.