BEAN(S) - a slang term commonly used to describe or refer to pills; Pharmaceutically-made in a laboratory OR made in the "street", a.k.a. pressed pills. When someone says "Bean(s)", they are USUALLY referring to Percocet or OxyCotin. They are usually either smoked on foil with a tooter or straw (freebased), crushed up into a powder and snorted, or they are swallowed like normal pills.
"I'm about to smoke a couple beans"
"I'm about to hit my plug up and see if he still has any beans"
"He ate two beans earlier and now he's nodding out hella hard"