• WordNet 3.6
    • n onanist a person who practices masturbation
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Century Dictionary and Cyclopedia
    • n onanist A person addicted to or guilty of onanism.
    • ***


In literature:

Nor is there any specific onanistic psychosis.
"Studies in the Psychology of Sex, Volume 1 (of 6)" by Havelock Ellis
It is not very uncommon to find a confirmed onanist, or, rather, masturbator, who has not yet arrived at the period of puberty.
"Searchlights on Health: Light on Dark Corners" by B.G. Jefferis
Among these persons we find few precocious or excessive onanists.
"The Sexual Question" by August Forel

In poetry:

Not one word or deed—not venereal sore, discoloration, privacy of
the onanist, putridity of gluttons or rum-drinkers, peculation,
cunning, betrayal, murder, seduction, prostitution, but has
results beyond death, as really as before death.
"Manhattan Streets I Saunter'd, Pondering" by Walt Whitman