Leman

• (n.) A sweetheart, of either sex; a gallant, or a mistress; -- usually in a bad sense.
Found on http://thinkexist.com/dictionary/meaning/leman/

Leman

Le'man (lē'm a n or lĕm' a n; 277) noun [ Middle English lemman , lefman ; Anglo-Saxon leóf dear + mann man. See Lief , and Man .] A sweetheart, of either sex; a gallant, or a mistress; -- usually in a bad sense. [ Archaic] Cha...
Found on http://www.encyclo.co.uk/webster/L/28

leman

a lover, sweetheart or paramour
Found on http://phrontistery.info/l.html
No exact match found