adj.
inclusive of everything: an all-in fee
Oxford Dictionary
Oxford Dictionary
Oxford American Dictionary
adj.
combining two or more items or functions in a single unit: an all-in-one shampoo/conditioner n.
a garment that takes the place of two or more other garments.
Oxford Dictionary
adj.
combining two or more items or functions in a single unit: an all-in-one shampoo/conditioner
Oxford American Dictionary
Oxford Dictionary
ph.
used to convey that something is very likely
Oxford Dictionary
Oxford American Dictionary