Pi"geon*hole` (?), n. A small compartment in a desk or case for the keeping of letters, documents, etc.; -- so called from the resemblance of a row of them to the compartments in a dovecote.
Burke.
© Webster 1913.
Pi"geon*hole`, v. t. To place in the pigeonhole of a case or cabinet; hence, to put away; to lay aside indefinitely; as, to pigeonhole a letter or a report.
© Webster 1913. | 
