The Unified Business Identifier number, or UBI, is a nine-digit number used by the state of Washington to identify businesses there to local agencies. Businesses in Washington state use a Unified Business Identifier number for filing, taxes and identification with state agencies, according the Washington Secretary of State website.
Definition of preliminary for English Language Learners. : something that comes first in order to prepare for or introduce the main part of something else.
Wiktionary (0.00 / 0 votes) Rate this definition: advance (Noun). A forward move. advance (Noun). An amount of money or credit, especially given as a loan, or paid before it is due; an advancement. advance (Noun). An opening approach or overture, especially of an unwelcome or sexual nature. advance (Verb). To bring forward; to move towards the van or front; to make to go on.