Mexican red
Ⅰ
noun
1
a potent variety of marijuana with a red-brown colour cultivated in Mexico US, 1971.
2
a capsule of secobarbitral sodium (trade name Seconal™), a central nervous system depressant US, 1977
Ⅱ ⇨ Mexican jumping bean; Mexican red
noun a capsule of barbiturate, especially Seconal™, manufactured in Mexico. Named for the capsule's appearance, not its effect, which is sedative US, 1971