One who departs or flees at night in order to avoid creditors, law enforcement etc.
A traveling businessman or tradesman.
A creature which flies at night; a nocturnal flier or traveler.
A person or business that appears and/or disappears rapidly, appearing untrustworthy, or giving an impression of transience.
A person who flees or escapes and travels secretly from place to place, and sometimes using disguises and aliases to conceal his/her identity, as to avoid law authorities in order to avoid an arrest or prosecution; or to avoid some other unwanted situation.
Elusive or difficult to retain.
Fleeing or running away; escaping.
Transient, fleeting or ephemeral.