Completely covering a vagina up with your entire mouth while blowing in air. Quickly before the air can escape, push down down on her stomach creating a tuba like sound.
Dre missed being in the band so he gave his girlfriend the 'ol vaginal tuba to re-live some highschool memories.
by Bighusker3511 June 15, 2009

by Lamboman23 November 9, 2009

Tuba Love-Is a showing of affection/brotherhood/sisterhood between 2 or more Tuba/Sousaphone players the best known Tuba Love is The WAHS Marching Band the bands Tuba Section ingadges in Tuba Love before every single marching band function.
by Thomas Conard September 10, 2008

by Narwhal563 April 22, 2008

by TGHWPM May 22, 2014

slang for penis, like skin flute, but people with big dicks play the skin tuba, not to be confused with skin trombone
by fry1077 March 30, 2011
