In the most general sense, anything crustless is the outcome of an intensified suburban culture. The term "crustless" itself refers to the act of cutting crust off of a sandwich in order to make it more palatable for a crustless child. But the sandwiches are just the beginning. Being crustless is a lifestyle, not just a way to eat...see thecrustless.blogspot.com for good examples

a phrase chiefly used in northern England.

it is a contracted form of "it'll be reet", where "reet" means "alright" or "OK".

living your life according to "be reet" is the only way to find happiness in life.