Lexical Definition

‎צָב‎ tsâb (tsawb) litter H:N-M
from an unused root meaning to establish

covered, litter, tortoise.

1) a carrying vehicle, litter, covered wagon
2) an unclean lizard
2a) perhaps a tortoise
2b) perhaps an extinct animal, exact meaning unknown

Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
צָב֙ covering Num.7.3
וּבַצַּבִּ֨ים and in wagons Isa.66.20

Brown-Driver-Briggs

I. ‎צָב‎ noun [masculine] litter; — absolute ‎׳‎‎צ‎, in ‎עֶגְלֹת צָב‎ Num 7:3, probably litter-wagons, i.e. wagons covered, like palanquin; plural ‎צַבִּים‎ Isa 66:20 litters (on Vrss compare DiNu).

II. ‎צָב‎ noun [masculine] lizard, as unclean, Lev 11:29.

Brown-Driver-Briggs References

Book Refs
Leviticus 11:29
Numbers 7:3
Isaiah 66:20