at&t · proper noun1
Stylistic brand change made in 2005.
AT&T · proper noun2
An initialism of its former name, American Telephone and Telegraph Company.
Etymology from Wiktionary, CC BY-SA 4.0.
at&t
Today it means: An American telecommunications company that provides voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies. Full definition →