When steam puts out a game to be free to play for only a weekend

Got the covid-19 vaccine

freek-end. (free weekend); When you're in college or a 20-something and live paycheck to paycheck (or off Financial Aid checks), a freekend is the experience of having your parent(s) come visit for a weekend and pay for everything. You make reservations for those restaurants you could never afford to treat yourself too, and order the Goose martini instead of the House Red.

A reference to a weekend with no plans. A combination of the phrase free weekend.
Has nothing to do with sexual things which is a common guess by those who assume it is a "freakend" which is something completely different.

Often a freekend is something used to make plans to party.
or otherwise smoke marijuana.