Lexical Definition

‎זֶמֶר‎ zemer (zeh'-mer) mountain goat ^H:N-M
apparently from ‎זָמַר‎ or ‎זָמַר‎

chamois.

• a gazelle (from its lightly touching the ground)

1) mountain sheep, mountain goat, moufflon, gazelle, chamois (meaning uncertain)
1a) a certain animal allowed as food (specific species uncertain)
1b) perhaps an extinct animal, exact meaning unknown

Brown-Driver-Briggs

[‎זֶ֫מֶר‎] noun [masculine] a certain animal allowed as food, most probably some kind of mountain-sheep or -goat (ᵑ6 ) ‎וָזָמֶ֑ר‎ Deut 14:5. (AV RV chamois: but see Tristr^{DB 2. under the word}, who points out that this is not a native of any Bible land.)

Brown-Driver-Briggs References