Definition of exing:
(n) :
(colloquial) A former partner or spouse; an ex-girlfriend, ex-boyfriend, ex-wife, or ex-husband.
(adj) :
Ex-, former, previously but no longer.
(v) :
(slang) To extinguish the life of.
(v) :
To delete; to cross out.
(n) :
The name of the Latin-script letter X/x.
(adj) :
(rail transport, of a train) the place the train originated from or called at prior to the present location.