v. 25B6; verb
he loitered at bus stops : LINGER, wait, skulk; loaf, lounge, idle, laze, waste time; informal hang around/round; Brit. informal hang about, mooch about/around; archaic tarry.
they loitered along the river bank : DAWDLE, dally, stroll, amble, saunter, meander, drift, potter, take one's time; informal dilly-dally, mosey, tootle; Brit. informal mooch.