Without aim, purpose, or intent
Having no particular pattern, purpose, organization, or structure
His attendance was desultory, and he does not appear to have completed his arts course.
After a year or two of desultory literary work he was (May 1839) appointed to the newlyinstituted chair of Humanity (Latin) in the Marischal College.
Before October, 1893, I had studied various subjects by myself in a more or less desultory manner.
Desultory efforts were made to establish a civil government, but in the main there was no administration formed on statesmanlike principles.