Acronyms dictionary LBNL What does LBNL mean? LBNL is a textspeak acronym standing for the phrase last but not least. Examples of LBNL I want to thank Vinnie, Mark, Jeff and the rest of the staff @StressFactoryCC for such a great weekend. Tapings went great. And LBNL Bonnie. @RichVos, March, 2015 Back to Berlin after two outstanding days in Prague. Thanks a lot @_JakubJanda , the #GerEmbCzech & lbnl the amazing @EvropskeHodnoty team! @JulianRoepcke, October, 2017 more home decoration by women more ironed shirts by women more listening ears by women more loving encouragement by women more generous indulgence by women and LBNL more beautiful dresses ON women @whitedatenet, January, 2018 SEE MORE EXAMPLES Just Added 4th of July, boogaloo, shelfie, ACAB, yeet Note This is not meant to be a formal definition of LBNL like most terms we define on Dictionary.com, but is rather an informal word summary that hopefully touches upon the key aspects of the meaning and usage of LBNL that will help our users expand their word mastery.