Walk-in
Part of speech: noun
Definition: a walk-in room or closet a walk-in defector etc
Part of speech: adjective
Definition: that people may enter without a prior appointment that gains access through unlocked doors that walks into an embassy etc unannounced (of a cinema) not a drive-in entered without an intervening passage
Deep
Part of speech: noun
Definition: (meaning 1 above) part of a lake, sea, etc.The deep (meaning 2 above) part of a problem.(with "the"): the sea, the oceanA fielding position near the boundary.
Part of speech: adverb
Definition: deeply
Part of speech: adjective
Definition: Having its bottom far down.Profound, having great meaning or import, but possibly obscure or not obvious.Seriously or to a significant extent, not superficial.In extent in a direction away from the observer.Thick in a vertical direction.VoluminousLow in pitchDark and highly saturatedof a fielding position near the boundary, or closer to the boundary than one being compared to.a long way insidea long way forwardin a number of rows or layersdifficult to awakeright into one's mindwith a lot ofRelatively farther downfield.three deep.
Example sentence: A great deal of intelligence can be invested in ignorance when the need for illusion is deep.