The phrase "second session" refers to a meeting or gathering that takes place after the first meeting or session. It is usually used when referring to a series of meetings or sessions, indicating that it is the next one in line. Full definition
We will check your benefits and let you know at your first or second session of your benefits. (urbanwellnesscounseling.com)
Both cars ran the full two - hour second session with all six drivers turning laps in preparation for the world's most celebrated sports car race. (corvetteracing.com)
In fact, I usually see both partners leaving the first or second session with a whole new perspective about their struggles. (atlantacenterforcoupletherapy.com)