Definitions from Wiktionary ( )

▸ verb:  (transitive) To take upon oneself; to start, to embark on (a specific task etc.).
▸ verb:  (intransitive) To commit oneself (to an obligation, activity etc.).
▸ verb:  (British, informal) To pass a slower moving vehicle on the curbside rather than on the side closest to oncoming traffic.
▸ verb:  (archaic, intransitive) To pledge; to assert, assure; to dare say.
▸ verb:  (obsolete, transitive) To take by trickery; to trap, to seize upon.
▸ verb:  (obsolete) To assume, as a character; to take on.
▸ verb:  (obsolete) To engage with; to attack, take on in a fight.
▸ verb:  (obsolete) To have knowledge of; to hear.
▸ verb:  (obsolete) To have or take charge of.
▸ noun:  (British, informal) The passing of slower traffic on the curbside rather than on the side closest to oncoming traffic.
▸ Also see undertake

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