Check this out...talk about confusion of meanings! This is fumet from dictionary.com:
fumet
\Fu`met"\, n. [F.] A high-flavored substance, such as extract of game, for flavoring dishes of food; less properly, a ragout of partridge and rabbit braised in wine.
Source: Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
fumet
\Fu"met\, n. [Cf. F. fumier dung, OF. femier, fr. L. fimus dung.] The dung of deer. --B. Jonson.
Source: Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
fumet
\Fu"met\Fumette \Fu*mette"\, n. [F. fumet odor, fume of wine or meat, fr. L. fumus smoke. See Fume, n.] The stench or high flavor of game or other meat when kept long. --Swift.
Source: Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
Old school French chefs were apparently pretty crafty...