Define Say Cheese Meaning

Say Cheese
Probably came from an inexperienced photographer asking what to say.

Photographer: "What am I supposed to say?"
Person in picture: "Say cheese" (as in a cheesy joke)
Photographer: "Say 'cheese'!"
By Marrissa
Say Cheese
Phrase uttered before taking a picture so it looks like everyone is smiling even though someone would rather either frown, snarl, sneer, or make an otherworldy strange or unpleasant face.

A conspiracy to get unhappy or enraged people to smile in pictures.

A conspiracy to get more people to eat cheese and wine after taking pictures.

Photographer: Say cheese!
Lauren, Dave, Jessica, and Ben: Cheese! *smile*
Barry: Fuck you! *snarl* *flicks off camera*
*click**flash*
Photographer: Smile for us, Barry. We're not stopping until you smile for us!

Three odd hours later:
Photographer: Say cheese!
Lauren, Dave, Jessica, and Ben: Cheese! *smile*
Barry: Fuck you! *frown* *flicks off camera*
*click**flash*
Photographer: Smile for us, Barry. We're not stopping until you smile for us!

Brian: Say cheese!
Cristy, Ben, Mike: Cheese!
Ben: That's strange; I have a strange craving to scarf down some Gorgonzola with some Bordeaux!
Mike: Same here! I'm gonna gorge myself on Wensleydale 'n Chardonnay!
Cristy: Let's buy all the cheese and wine we can, guys!
By Pauletta
Say Cheese Burger
Literally, a cheeseburger. Not Bob's most inspired Burger of the Day.

"Hey Bob, what's the burger of the day?" "It's the Say Cheese Burger, you should try it!"
By Berta
Ya Think Ya Say Cheese
When someone thinks they’re a wise guy and always talkin down

See ya think ya say cheese, boy. I’ll wire ya up, keep talkin

sweet!
By Daffie