Princeton's WordNet(0.00 / 0 votes)Rate this definition: 1  tree tobacco, mustard tree, Nicotiana glauca(noun) evergreen South American shrub naturalized in United States; occasionally responsible for poisoning livestock.
The symbols of Alpha Phi are outward signs of the high regard and love we have for each other and for Alpha Phi. We treat these symbols with respect by upholding the high ideals and standards which bind Alpha Phi members throughout the world. Alpha Phi Badge.
By Marie Seva. Alpha Phi Alpha is the oldest African-American Greek-lettered college fraternity in the U.S. It was built by seven young men at Cornell University, located in Ithaca, New York, on Dec. 4, 1906. Find out more about the illustrious fraternity: 1  The brotherhood was founded by young men they call the Seven Jewels.