Wordnet 3.0
NOUN (1)
1.
an adherent of Baptistic doctrines (who practice baptism by immersion);
[syn: Dunker, Dunkard, Tunker]
The Collaborative International Dictionary of English v.0.48:
Tunker \Tun"ker\ (t[u^][ng]"k[~e]r), n. (Eccl.)
Same as Dunker.
[1913 Webster]