The Collaborative International Dictionary of English v.0.48:
Beplaster \Be*plas"ter\, v. t. [imp. & p. p. Beplastered; p. pr. & vb. n. Beplastering.] To plaster over; to cover or smear thickly; to bedaub. [1913 Webster] Beplastered with rouge. --Goldsmith. [1913 Webster]