само собой

Etymology
lit. 'itself by/with itself'.

Adverb

 * 1) by itself, naturally
 * 2) of course, obviously, naturally, it goes without saying (that), needless to say
 * 1) of course, obviously, naturally, it goes without saying (that), needless to say
 * 1) of course, obviously, naturally, it goes without saying (that), needless to say