Lubby Dubby 

Engaging in activities with a girl that involve the word love and invoke that kind of feeling towards a girl. These actions should never be said in truth to fellow bros, for they are of the feminine nature.

i.e: love making, cute dates, sending little black hearts in texts....

Bro 1: Yo bro, me and my chick had sex all lubby dubby status.
Bro 2: haha you're dumb

Lubby Dubby by brotacularbro October 16, 2011

Lubb dubb 

Lubb dubb originally noted as the two seperate sounds of ur heart beat however it has been utilized in the chicago area meaning expressing love or great emotion or heartbreak.
Many times popularized by chance the rapper

"The thought of maggie. Lubb dubb"
"Everytime I think of how she dumped me it makes me lubb dubb"

"That chronic wuz dope, dat shit made me lubb dubb"
"That party had dhat lubb dubb"

Lubb dubb by milesmiles99 June 4, 2013