Strong's Definition
probably from an unused root meaning to enumerate; an assessment (as based upon a census)
KJV Usage: tribute
STEPBible — Tyndale Abridged Hebrew Lexicon
מֶ֫כֶס (me.khes) — tribute. computation, proportion to be paid, tribute, tax
UBS Dictionary of Biblical Hebrew
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
מֶ֫כֶס n.m. computation, proportion to be paid, tax base