5th Bird

To describe a lazy asshole who refuses to do any work or contribution for a group project.

Dude, you're being a real 5th bird.

Dodo Bird

The nickname I used call my dog, Tango.

Good morning Dodo Bird!!! Or You are my little Dodo bird.

Cuckoo Birding

The act of intentionally having a child from another man and having your partner/husband raise it without their knowledge.

That bitch tried cuckoo birding me, but she didn’t know that I’m snipped.

Bird Flap

A dance typically conducted while pre-gaming before the bar.

"I feel like tonight's gona be a great night downtown, Ryan is already drunk and doing the bird flap!"

squirt the bird

delivering a transmission (squirting), often a show or demonstration, via a satellite (AKA the bird)

While doing a ham radio satellite demo, we will squirt the bird.

air bird

When you totally miss absolutely everything (be it a pig or a building) in a level while playing Angry Birds. This usually happens to novices and involves launching the bird way over everything in the level.

*Joe plays Angry Birds for the first time and epically fails.
Joe: "MAN, I suck at this game, total air bird..."
Friends: "AAAAIR BIIIIRD"

Elephant Bird

The largest bird in the world. Atleast, it was. It's extinct. Said bird lived in Madagascar, making it's wildlife even more interesting. It was related to ostriches.

"Elephant birds don't even look like elephants at all, what a rip-off!"