verb
(transitive) To set before or in front of; bar; block; impede.
(transitive, dialectal) To ordain; assign; allot in advance.
To propose, suggest.
noun
An obstacle; hindrance.
That which is set ahead or before; proposal, suggestion.
(geology) The deposition of sediment by the turbidity currents above the reservoir water level.
adjective
Set in fore or front part; placed ahead.