In Colombia, a foul smell coming from the armpits caused by poor hygiene, specifically a lack of bathing or deodorant (named after the common name for the opossum, known for its strong odor).
Rank armpit odor caused by poor hygiene, sweat, or not wearing deodorant. It is often compared to the smell of onions or harsh chemicals. (In the Dominican Republic, a traditional, though toxic, remedy involves applying litharge, a lead-based powder, to the armpits).
Teacher, Milagro has such a damn grajo that when she walked through the school courtyard, the plants all wilted, the pool dried up, and the wall clock started spinning like crazy.
Severe armpit odor or foul body odor. The term suggests the smell is so strong it can rub off on others. (In Colombia, adding green to the slang for body odor emphasizes its extreme pungency).
Someone who stinks like hell because they do not know how to scrub themselves properly with soap or put a bit of deodorant on their armpits.
Get on a voladora (a crowded minibus), an OMSA (a government-run bus), the Metro (when it is actually working), or any type of public transport so you can run into a bunch of full-blown Grajoso.