Dictionary entry

Lopper (2)

Webster's Dictionary 1913

Lop″per, v. i. [imp. & p. p.Loppered (?); p. pr. & vb. n.Loppering.] [Cf. Prov. G. lübbern, levern, OHG. giliber�n, G. luppe, lab, rennet.] To turn sour and coagulate from too long standing, as milk.