1.a special situation;
this thing has got to end
2.an action;
how could you do such a thing?
3.an artifact;
how does this thing work?
4.an event;
a funny thing happened on the way to the...
5.a statement regarded as an object;
to say the same thing in other terms
6.any attribute or quality considered as having its own existence;
the thing I like about her is ...
7.a special abstraction;
a thing of the spirit
8.a vaguely specified concern;
several matters to attend to
9.an entity that is not named specifically;
I couldn't tell what the thing was
10. a special objective;
the thing is to stay in bounds
11. a persistent illogical feeling of desire or aversion;
he has a thing about seafood
12. a separate and self-contained entity