Wordnet 3.0
VERB (1)
1. 
 practice teetotalism and abstain from the consumption of alcoholic beverages; 
ADJECTIVE (1)
1. 
 practicing complete abstinence from alcoholic beverages; 
- Example: "he's been dry for ten years"- Example: "no thank you I happen to be teetotal"; 
[syn: dry, teetotal]
The Collaborative International Dictionary of English v.0.48:
Teetotal \Tee*to"tal\, a.
   Entire; total. [Colloq.]
   [1913 Webster]
WordNet (r) 3.0 (2006):
teetotal
    adj 1: practicing complete abstinence from alcoholic beverages;
           "he's been dry for ten years"; "no thank you; I happen to
           be teetotal" [syn: dry, teetotal]
    v 1: practice teetotalism and abstain from the consumption of
         alcoholic beverages