- BAA
BAA stands for
*BAA Limited , formerly BAA plc, originally known as the British Airports Authority
*Bachelor of Applied Arts , the acronym for a Bachelor of Applied Arts degree
*Bam and Andrew Adventure , a popular television series
*Basic Amphiphilic Helices , a type of protein structural motif
*Basketball Association of America , the former name of what is now the National Basketball Association
*Bialla Airport , IATA airport code
*The Biodynamic Agricultural Association (UK)
*Biodynamic Agriculture Australia
*Boston Athletic Association , sports association for the city of Boston, hosts such events as the Boston Marathon
*Brooklyn Art Association
*British Astronomical Association , senior national association of amateur astronomers in the UK
*Broad Agency Announcement , a type of solicitation for research proposals made by the United States federal governmentBaa can refer to
*Baa, the noise made by sheep and goats
*Baa Atoll , in the Maldives
*Baa Bar , British bar chain
*Baa, Indonesia
*the Gujarati word for grandmother or mother
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