English colloquial terms that are typically used to mark membership in a cultural subgroup.

• Category:English cant: English terms used to form secret languages that are typically restricted to members of a specific group.
• Category:English criminal slang: English slang terms whose usage is typically restricted to criminals.
• Category:English fandom slang: English slang terms whose usage is typically restricted to fans of one or more works of fiction.
• Category:English gender-critical slang: English slang terms whose usage is typically restricted to gender-critical feminists.
• Category:English incel slang: English slang terms whose usage is typically restricted to incels.
• Category:English internet slang: English slang terms whose usage is typically restricted to internet users.
• Category:English LGBTQ slang: English slang terms which are used predominantly among LGBTQ people.
• Category:English medical slang: English slang terms whose usage is typically restricted to medical doctors, such as physicians and surgeons.
• Category:English military slang: English slang terms whose usage is typically restricted to military personnel.
• Category:English multiplicity slang: English slang terms whose usage is typically restricted to the multiplicity community.
• Category:English numismatic slang: English slang terms whose usage is typically restricted to numismatists.
• Category:English prison slang: English slang terms whose usage is typically restricted to detainees in correctional institutions.
• Category:English radio slang: English slang terms whose usage is typically restricted to radio communication.
• Category:English school slang: English slang terms whose usage is typically restricted to schools and school pupils.
• Category:English student slang: English slang terms whose usage is typically restricted to colleges, universities, and their students.
• Category:English text messaging slang: English terms used for text messaging on mobile phones or similar devices, usually consisting of heavily abbreviated forms.