como quien no quiere la cosa

Etymology
lit. 'like someone who doesn't want the thing'.

Adverb

 * 1)  just like that; as if it were nothing; without a care in the world
 * 2)  on the Q.T.
 * 1)  on the Q.T.
 * 1)  on the Q.T.
 * 1)  on the Q.T.