to waste time; loiter
(adverb foll by with) to frequent the company (of someone)
wait a moment! stop!
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
How to use hang about in a sentence
Sort of hang-about as has to do with him as sold you those ponies.Dead Man's Land | George Manville Fenn