pothead
pot·head
noun
1.
someone who smokes marijuana habitually
Origin
First sense appears c. 1957 in the writings of Jack Gelber. Third sense appears c. 1639.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.