Lexical Definition

‎עֵט‎ ʻêṭ (ate) stylus ^H:N-M
from ‎עִיט‎ (contracted) in the sense of swooping, i.e. side-long stroke

pen.

• a stylus or marking stick

1) stylus
1a) iron stylus with diamond tip used to write on stone or metal
1b) reed pen used on a roll

Brown-Driver-Briggs

‎עֵט‎ noun masculine^{Jer 8:8} stylus (√ dubious; Kö^{ii. 1, 83} (after older authorities) compare Arabic , sink, penerate); — ‎׳‎‎ע‎ only construct:

1. of iron, for use on stone or metal Jer 17:1 (‎בְּצִפֹּרֶן שָׁמִיר‎ with diamond-point), Job 19:24 (see also ‎חֶרֶט‎).

2. probably = reed-pen (used o roll, compare Jer 36:2; Jer 36:23 etc.), ‎שֶׁקֶר סֹפְרִים‎ ‎׳‎‎ע‎ Jer 8:8, figurative, ‎סוֺפֵר מָהִיר‎ ‎׳‎‎לְשׁוֺנִי ע‎ Ps 45:1* (compare Now^{Archaeology i. 290} Benz^{Archaeology 290}).

Brown-Driver-Briggs References