1. [adv]  and nothing more; "I was merely asking"; "it is simply a matter of time"; "just a scratch"; "he was only a child"; "hopes that last but a moment"
2. [adv]  without any others being included or involved; "was entirely to blame"; "a school devoted entirely to the needs of problem children"; "he works for Mr. Smith exclusively"; "did it solely for money"; "the burden of proof rests on the prosecution alone"; "a privilege granted only to him"
3. [adv]  with nevertheless the final result; "He arrived only to find his wife dead"; "We won only to lose again in the next round"
4. [adv]  in the final outcome; "These news will only make you more upset"
5. [adv]  as recently as; "I spoke to him only an hour ago"
6. [adv]  except that; "It was the same story; only this time she came out better"
7. [adv]  never except when; "call me only if your cold gets worse"
8. [adj]  exclusive of anyone or anything else; "she alone believed him"; "cannot live by bread alone"; "I'll have this car and this car only"

Only
It`s the chaotic summer of 1968 and newlyweds George and Alice Martin`s new family member has just arrived: a clumsy orphan sheepdog named Only--and he`s got definite ideas about what he wants and how he should get it. From the author of Forrest Gump .

more details ...

1. \On"ly\, a. [OE. only, anly, onlich, AS. [=a]nlic, i.e.,
   onelike. See {One}, {and Like}, a.]
   1. One alone; single; as, the only man present; his only
      occupation.
   2. Alone in its class; by itself; not associated with others
      of the same class or kind; as, an only child.
   3. Hence, figuratively: Alone, by reason of superiority;
      pre["e]minent; chief. ``Motley's the only wear.'' --Shak.
   

2. \On"ly\, adv. [See {Only}, a.]
   1. In one manner or degree; for one purpose alone; simply;
      merely; barely.
            And to be loved himself, needs only to be known.
      --Dryden.
   2. So and no otherwise; no other than; exclusively; solely;
      wholly. ``She being only wicked.'' --Beau. & Fl.
            Every imagination . . . of his heart was only evil.
                                                  --Gen. vi. 5.
   3. Singly; without more; as, only-begotten.
   4. Above all others; particularly. [Obs.]
            His most only elected mistress.       --Marston.
   

3. \On"ly\, conj.
   Save or except (that); -- an adversative used elliptically
   with or without that, and properly introducing a single fact
   or consideration.
         He might have seemed some secretary or clerk . . . only
         that his low, flat, unadorned cap . . . indicated that
         he belonged to the city.                 --Sir W.
                                                  Scott.