loiterer

intransitive verb

1. to linger in an aimless way; spend time idly: often with about
2. to walk or move slowly and indolently, with frequent stops and pauses

Etymology: ME loitren < MDu loteren (Du leuteren, to dawdle), akin to OE loddere, beggar < IE base *(s)leu-, to hang loosely > sleet, slur

transitive verb