To walk into a place or event with a calm or carefree attitude. (If "into" is used, a place or event is named after it.) Walking into a party always makes me nervous, but my husband can breeze in without the slightest hesitation. You need to talk to that intern—he regularly breezes into work an hour late.
breeze in (to some place)
to enter a place quickly, in a happy and carefree manner. She breezed into the conference room and sat down at the head of the table. Jerry breezed in and said hello.
(from some place) Go to sweep in (from some place).
1. Arrive in a casual way, as in She breezed in, two hours late. This phrase transfers the blowing of a light wind to human entrances. [Colloquial; c. 1900]
2. Win easily, as in A fine golfer, he breezed in first. This usage at first alluded to horse racing but soon was transferred to more general use. [c. 1900]