Answer:

TRAMPS

AnswerCrossword Clue
TRAMPSVagrants
TRAMPSSlogs along
TRAMPSHeavy footfalls
TRAMPSHomeless itinerants
TRAMPS"Gypsies, ... and Thieves"
TRAMPSWalks with heavy steps
TRAMPSCertain steamers
TRAMPSHobos
TRAMPSWalks heavily
TRAMPSSome steamers
TRAMPSDoesn't tiptoe
TRAMPSTreads heavily.
TRAMPSWanders aimlessly.
TRAMPSHikes.
TRAMPSVagabonds.
TRAMPSFreighters of a sort.
TRAMPSShips for any port.
TRAMPSCertain ships
TRAMPSChaplinesque figures
TRAMPSCertain vessels
TRAMPSTakes a hike
TRAMPSBirds of passage
TRAMPSLandlopers
TRAMPSHobos set traps that ensnare 1,000 (6)
TRAMPSHikes
TRAMPSWanders (around)
TRAMPSVagabonds
TRAMPSBindlestiffs
TRAMPSMarches
TRAMPSDown-and-outers
TRAMPSTrudges