verb
(intransitive) To move without purpose or specified destination; often in search of livelihood.
(intransitive) To stray; stray from one's course; err.
(intransitive) To commit adultery.
(intransitive) To go somewhere indirectly or at varying speeds; to move in a curved path.
(intransitive) Of the mind, to lose focus or clarity of argument or attention.
noun
(countable) An act or instance of wandering.
(uncountable, of a value, signal or similar) Deviation from a correct or normal value.