Avast

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Avast \A*vast"\ ([.a]*v[.a]st"), interj. [Corrupted from D. houd
     vast hold fast. See {Hold}, v. t., and {Fast}, a.] (Naut.)
     Cease; stop; stay. "Avast heaving." --Totten.
     [1913 Webster]