'Uncommitted' definitions:

Definition of 'uncommitted'

(from WordNet)
adjective
Not bound or pledged [ant: committed]
adjective
Not associated in an exclusive sexual relationship [syn: unattached, uncommitted] [ant: attached, committed]
adjective
Not busy; not otherwise committed; "he was not available for comment"; "he was available and willing to accompany her" [syn: available, uncommitted]

Definition of 'Uncommitted'

From: GCIDE