1.
If you say that someone ~ does something, you are critical of the fact that they do it without realizing that there are a lot of problems which they have not thought about.
There they were, ~ describing their 16-hour working days while simultaneously claiming to be happily married...
= blithely
ADV: ADV with v disapproval
2.
If you say that something is happening ~, you mean that it is happening fairly quickly, and in a pleasant or satisfactory way.
The ferry cut ~ through the water...
ADV: ADV with v
3.
see also merry