Wordnet 3.0
ADJECTIVE (1)
1.
refusing to bind oneself to a particular course of action or view or the like;
- Example: "her boyfriend was noncommittal about their future together"
The Collaborative International Dictionary of English v.0.48:
Noncommittal \Non`com*mit"tal\, n.
A state of not being committed or pledged; forbearance or
refusal to commit one's self. Also used adjectively.
[1913 Webster]
WordNet (r) 3.0 (2006):
noncommittal
adj 1: refusing to bind oneself to a particular course of action
or view or the like; "her boyfriend was noncommittal
about their future together"