To get into or board a railway train.
To suspend small particles in the current of a fluid.
To put aboard a railway train.
To become trained or conditioned in a pattern of brain behavior.
To draw along as a current does.
To set up or propagate a signal, such as an oscillation.
To encarriage, to conjoin, to link; as in a series of entities, elements, objects or processes.
To board a vehicle.
To attack verbally, to criticise excessively.
To take immediate action regarding; to avail oneself of without delay.