to eat (food) greedily or ravenously
literary to consume or overwhelm (a large structure)
The house was devoured by the fire
(usu in passive) said esp of a feeling: to preoccupy or absorb (somebody)
preyed upon by a devouring curiosity to be informed of all I had seen and heard — Dickens
to read or absorb (a book, information, etc) eagerly
devourer noun
[Middle English devouren from early French devorer from Latin devorare, from de- + vorare to devour]