Lexical Definition

‎מַר‎ mar (mar) drop H:N-M
from ‎מָרַר‎ in its original sense of distillation

drop.

1) a drop, a flowing down

Usage: 1 form in 1 verse
Form Translated As     In Verse(s)
כְּמַ֣ר like a drop Isa.40.15

Brown-Driver-Briggs

II. [‎מַר‎] noun [masculine] drop, only ‎גּוֺיִם כְּמַר מִדְּלִי‎ Isa 40:15 nations are like a drop hanging from a bucket.

Brown-Driver-Briggs References

Book Refs
Isaiah 40:15