/fus"tik/ , n.
1. the wood of a large, tropical American tree, Chlorophora tinctoria, of the mulberry family, yielding a light-yellow dye.
2. the tree itself.
3. the dye.
4. any of several other dyewoods. Also called old fustic (for defs. 1-3).
[ 1425-75; late ME fustik fustoc fustuq
pistah; akin to Gk pistáke pistachio tree ]