IN ATLEAST PUERTO RICO, THE WORD PIPA IS USED METAFORICALLY AS A REFERENCE FOR A ROUND BELLY. PERSONS WITH LARGE ROUND STOMACHS/ BELLIES ARE REFERRED TO AS PIPON &#(MALE&#) OR PIPONA &#(FEMALE.
It is a cylinder or vessel in which gases are transported. Pipe, pipette, cylinder, cylinder. He's got a big or swollen belly. How to call a woman or any female mammal who is pregnant. Pregnant woman. Barrigona, fat.
Pipona: ( adj. ) A woman who has the big belly because of pregnancy. In Argentina, it equates to panzona bellied.
Pregnant, adj, bread