the mack hammer is a figurative hammer that one "lays" when one "macks" on a woman. this occurs only when one macks and does not enter the "friend zone." to lay the "chisel" is the opposite of laying the mack hammer, it is to enter the friend zone. to "thattababe" is to lay down the mack hammer with all the authority that one can muster. mack hammer is most often used in the phrase "lay the mack hammer down" with a gesture of using a hammer.

A buzz word being used to refer to creators and influencers forming or encouraging unhealthy relationships with their fans. Usually used in the context of young audiences feeling they have a relationship with the influencer due to the huge amount of the influencer’s content they consume. The influencer in question, however, is unaware of the fan’s existence other than the general knowledge of having fans. Common examples include Dream and his stans. These relationships are exacerbated by the influencers confirming they have more than a creator-to-viewer relationship.

The word is circulating due to various YouTube essays about the phenomenon using the word, and therefore people who enjoy complaining about influencers repeating what they heard in the video in any comments section they can find.