Bird is the word is a reference to the main lyric of the 1963 hit single "Surfin' Bird" by the Trashmen, notably featured in the plot of a 2008 episode of the cartoon Family Guy.
The infinity symbol, a figure eight on its side, variously signifies the concept of limitlessness or eternity, especially as used notationally in mathematics and metaphorically with respect to love.
Pay it forward is an expression for when the recipient of an act of kindness does something kind for someone else rather than simply accepting or repaying the original good deed.
In Latin-American Spanish slang, a papi chulo is an attractive man. While the term originally names a pimp, it has broadened to refer to a ladies’ man.