: This is a derogatory slur . It is primarily used in the adult film industry to describe transgender women. Most people in the transgender community find this term highly offensive and degrading. The appropriate and respectful term is transgender woman .
: In a medical context, this refers to the act of giving birth. While rare, there have been documented cases of transgender men (assigned female at birth) giving birth. Facial and Medical Procedures
: This is a common procedure in both Facial Feminization Surgery (FFS) and Facial Masculinization Surgery .
For trans women, it may involve jaw reduction or chin softening to create a more feminine profile.
The phrase "shemale deliver chin" is a non-standard and highly offensive sequence of terms that appears to conflate a derogatory slur with medical or surgical concepts. It is likely a misspelling or a niche, potentially harmful, reference. Based on the components of the phrase, Terminology and Slurs
For trans men, it may involve chin augmentation to create a more prominent or "masculine" jawline. Shoulder Dystocia - StatPearls - NCBI Bookshelf