n. [ Cf. Tack, n., 4. ] (O. Eng. Law) A kind of customary payment by a tenant; -- a word used in old records. Cowell. Burrill. [ 1913 Webster ]

{ } n. 1. A bitter balsamic resin obtained from tropical American trees of the genus Elaphrium (Elaphrium tomentosum and Elaphrium Tacamahaca), and also from East Indian trees of the genus Calophyllum; also, the resinous exhudation of the balsam poplar. [ 1913 Webster ]

2. (Bot.) Any tree yielding tacamahac resin, especially, in North America, the balsam poplar, or balm of Gilead (Populus balsamifera). [ 1913 Webster ]

n. [ Cf. F. tacaud. See Tomcod. ] (Zool.) The bib, or whiting pout. [ Prov. Eng. ] [ 1913 Webster ]

‖n. [ F., fr. riposter du tac au tac to parry (where tac imitates the sound made by the steel). ] (Fencing) The parry which is connected with a riposte; also, a series of quick attacks and parries in which neither fencer gains a point. [ Webster 1913 Suppl. ]

n. See Tasse. Fairholt. [ 1913 Webster ]

n. The cross, or church, of St. Antony. See Illust. (6), under Cross, n. Mollett. [ 1913 Webster ]

‖v. impers. [ L., it is silent, 3d pers.pr. of tacere to be silent. ] (Mus.) It is silent; -- a direction for a vocal or instrumental part to be silent during a whole movement. [ 1913 Webster ]

n. [ F. tache spot. See Techy. ] A spot, stain, or blemish. [ Obs. ] Warner. [ 1913 Webster ]

n. [ See Tack a kind of nail. ] Something used for taking hold or holding; a catch; a loop; a button. [ Obs. ] Ex. xxvi. 6. [ 1913 Webster ]

n. [ Gr. tachy`s quick + "y`dwr water. So named from its ready deliquescence.] (Min.) A hydrous chloride of calcium and magnesium occurring in yellowish masses which rapidly deliquesce upon exposure. It is found in the salt mines at Stassfurt. [1913 Webster]