Homonym: First Base (Romance)
First base is a term used in baseball to describe one of the four bases a player must touch to score a run. It is the first of the four bases, located to the right of home plate. When a player hits the ball and runs to first base, they must touch the base to be considered safe and continue advancing around the bases.
In addition to its baseball meaning, "first base" is also commonly used in a social context to refer to the initial stage of physical intimacy between two people. This can include actions like kissing or light touching, often seen as a way to gauge mutual interest and comfort.