To encumber is defined as to restrain, weigh down, hinder or obstruct.(verb)
When a heavy load makes it hard for a wagon to move, this is an example of encumber.
See encumber in Webster's New World College Dictionary
Origin: ME encombren < OFr encombrer: see en- & cumber
See encumber in American Heritage Dictionary 4
transitive verb en·cum·bered, en·cum·ber·ing, en·cum·bers
Origin: Middle English encombren
Origin: , from Old French encombrer, to block up
Origin: : en-, in; see en-1
Origin: + combre, hindrance (from Gaulish *comboros).
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