A coward or someone who is too afraid to face their fears. It is also the nickname for fans of the River Plate soccer club (originally an insult mocking the team for a 1966 loss, the name was later embraced by supporters).
All the gallinas are in the Nunez neighborhood, at the Monumental stadium.
Vestigial organs that only the bravest people from Salamanca (a province in western Spain) possess, used colloquially to refer to someone's guts or balls.
Do you think I do not have the estantinos to do it?
To be scared, intimidated, or to chicken out. It is a vulgar way of saying that a situation makes you feel afraid or like a coward. (In Mexico, the word for butt is frequently used as a synonym for fear).
"Me da culo that roller coaster" : "I already got me dio culo, I better not go with you" : "Everything gives you te da culo, you are a coward"
Pissed off or deeply frustrated by the damage being done to the planet (in the Dominican Republic, the term is a variation of quillado, which means to be angry or annoyed).
Watching how the environment and the ecology are being ruined: the oceans, the forests, other species, and feeling totally killao about it.