The USCIS issues an Employment Authorization Document in the following categories: 1  EAD: This document proves you are allowed to work in the U.S.  Renewal EAD: You should apply for an EAD renewal four months before your original EAD expires.
Definition of memo for English Language Learners. : a usually brief written message from one person or department in an organization, company, etc., to another. Thesaurus: All synonyms and antonyms for memo Spanish Central: Translation of memo Nglish: Translation of memo for Spanish speakers.
noun, plural memorandums, memoranda. [mem-uh-ran-duh] /ËmÉm ÉËrÃ¦n dÉ/ (Show IPA) 1. a short note designating something to be remembered, especially something to be done or acted upon in the future; reminder. 2. a record or written statement of something. 3. an informal message, especially one sent between two or more employees of the same company, concerning company business: an interoffice memorandum.