A descriptive saying an Instagram user would say when they see a picture of something or a person they really like and think they look great on the photo.
Somebody wants a piece of work done on there business and they want it to be instagramable and when a person that does this work. That piece of work was instagramablised.
An adjective which is used to describe some kind of food which looks so good it can be taken a picture of and posted on Instagram, but actually tastes bad.