0 written abbreviation for estimated : --
P. R. Jones & Co, Est. 1920
the town of Brownford (est. population 14,000)
1 used to form the superlative of many adjectives and adverbs: --
2 abbreviation for established, used with a date to show when a company or organization was begun: --
G. B. Titus & Co., est. 1842
3 abbreviation for estimated, used to show that a figure has been calculated using some guesses and may not be exact: --
the town of Brownford (est. population 14,000)
Est. cost, $2.4 million
4 abbreviation for Eastern Standard Time: the time on the eastern coast of the United States and Canada: --