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.
Definition of preliminary for English Language Learners. : 1  something that comes first in order to prepare for or introduce the main part of something else. : 2  a game that is played before the main part of a competition to decide which players or teams will be allowed to continue playing.