An old flame is a person that somebody has had an emotional, usually passionate, relationship with, who is still looked on fondly and with affection.
I saw my old flame the other day and she looked great.
po Gataki Јануар 24, 2009
commonly used term for an ex lover, usually a female.
ah, shit. It's my old flame.
po Adrian Фабруар 18, 2006
a former lover, a former spouse
Her old flame was fond of Chardonnay.
po The Return of Light Joker Август 12, 2009