all by (one's) lonesome

Completely alone. My roommate left town for the weekend, so I'm here all by my lonesome.

Name	Pronounced	Usage
Saturnus	-	Roman Mythology
Melech	-	Biblical, Hebrew, Biblical Hebrew
Fionntan	-	Irish, Scottish
Ilene	ie-LEEN	English
Peggie	PEG-ee	English
Rhian	-	Welsh