The concept of butch/femme or masc/femme refers to how one presents themselves with regard to male/female gender norms. Things like makeup, heels, and pink are femme, while very short haircuts and sturdy work clothes are butch or masc.
Panel 1: That person is butch.
Panel 3: I will attempt to woo them.
Panel 4: Are you a butch person interested in sexual and/or romantic relations with another butch person?