Wordnet 3.0
ADJECTIVE (2)
1. 
 causing annoyance or repugnance; 
- Example: "an off-putting remark"2. 
 tending to repel; 
- Example: "The trappings of upper-class life are off-putting and sterile"- Elizabeth Hess
The Collaborative International Dictionary of English v.0.48:
off-putting \off-putting\ adj.
   1. hard to deal with.
   Syn: awkward, disconcerting, embarrassing, sticky, tight,
        unenviable.
        [WordNet 1.5]
   2. tending to repel.
   Syn: unappealing.
        [WordNet 1.5]
              The trappings of upper-class life are off-putting
              and sterile.                        --Elizabeth
                                                  Hess
WordNet (r) 3.0 (2006):
off-putting
    adj 1: causing annoyance or repugnance; "an off-putting remark"
    2: tending to repel; "The trappings of upper-class life are off-
       putting and sterile"- Elizabeth Hess