teetotal
1. [ verb ] practice teetotalism and abstain from the consuymption of alcoholic beverages
Related terms: abstain teetotaler
2. [ adjective ] practicing complete abstinence from alcoholic beverages
Synonyms: dry
Examples:

"he's been dry for ten years" "no thank you I happen to be teetotal"

Related terms: sober
Similar spelling:   teetotaler
  teetotaller
  teetotalist
  teetotalism
  teetotaling