"T-man" is a slang term used to refer to a male government agent, typically one who is involved in undercover or intelligence operations. Some synonyms for this term include "G-man", which is short for government man, and "federal agent". These terms are often used interchangeably to refer to individuals working for agencies such as the FBI or CIA. Other synonyms for "t-man" include "lawman", "detective", and "investigator". These terms can be used to refer to government agents as well as those working in law enforcement, and often imply a high level of authority and expertise in their field.