johnson
noun
1
the penis. Despite an 1862 citation, the word was not widely used in this sense until the 1970s UK, 1862.
2
a pound of marijuana, especially a pound of marijuana cigarettes. A pound of marijuana cigarettes would be an 'lb. of J's', hence the initials and the leap to President Lyndon 'LBJ' Baines Johnson US, 1976.
3
a marijuana cigarette UK, 2002.
4
crack cocaine UK, 1998.
5
coffee US, 1962