"Let 'Em Know" is a song by Coco Jones that describes a sudden, unexpected attraction towards someone. The lyrics convey the feeling of being surprised by this newfound connection, as the person "came outta nowhere" and "hit like a hammer." The protagonist admits to not knowing what to expect from the relationship, feeling unsure if the other person truly sees them for who they are. The song emphasizes the importance of being honest and vocal about one's feelings and intentions. The protagonist sings about not being afraid to express her desires and let the other person know if she is interested in them. She also states that she will be upfront with her true emotions and will let them know if she wants them or if she's not in the mood. The chorus advises women to let go of their angelic demeanor when necessary and be unapologetic about their desires. It suggests that sometimes it is necessary to break out of societal norms and express their true selves without fear. Overall, "Let 'Em Know" is a song about embracing one's attraction, being open about one's emotions and intentions, and breaking free from societal expectations to pursue a genuine connection with someone.