1) to follow after
    1a) so to follow one as to be always at his side
    1b) to follow close, accompany
 2) metaph.
    2a) to be always present, to attend one wherever he goes
    2b) to follow up a thing in mind so as to attain to the
        knowledge of it
        2b1) to understand, (cf our follow a matter up, trace its course)
        2b2) to examine thoroughly, investigate
    2c) to follow faithfully i.e. a standard or rule,
        to conform one's self to