Gittith=“a wine-press” 1) a musical instrument? from Gath? and used in three Psalm titles -
Brown-Driver-Briggs
גִּתִּיתfeminine of foregoing (si vera lectio) only in phrase עַלהַֿגִּתִּית in three Psalm titles: Psalm 8:1; Psalm 81:1; Psalm 84:1; upon the Gittite (lyre) so ᵑ7,to the Gittite (melody) Ew Ol De, or either of these Hup Pe; ᵐ5ᵑ9הַגִּתֹּתwine-presses, whence Bae and others at the wine-presses, i.e. (Bae) a song for the feast of booths.