to keep someone in (or out), using a blockade, especially ships in a port
to close or block a road etc., using a barricade
A barrier constructed across a road, especially as a military defence
An obstacle, barrier, or bulwark.
A place of confrontation.
To avoid; to prevent; to refrain from; to restrain (oneself). Usually used in nonassertive contexts with can.
To assist (a person) in getting something, especially food or drink at table; used with to.
To provide assistance.
To do something on the behalf of someone.
To provide assistance to (someone or something).
To contribute in some way to.
Action given to provide assistance; aid.
Something or someone which provides assistance with a task.
Documentation provided with computer software, etc. and accessed using the computer.
A study aid.
One or more people employed to help in the maintenance of a house or the operation of a farm or enterprise.
Correction of deficits, as by psychological counseling or medication or social support or remedial training.
A cry of distress or an urgent request for assistance