The incident happened early Friday morning outside a bar in the Buckingham neighborhood, according to an Arlington County Police Department crime report.
The man was detained by a security guard and charged with attempted robbery and drunk in public.
More from ACPD:
ATTEMPTED ROBBERY, 2017-09300030, 200 block of N. Glebe Road. At approximately 2:13 a.m. on September 30, police were dispatched to the report of a disorderly subject. Upon arrival, it was determined that the male suspect approached a female victim outside a restaurant, brandished a knife and demanded she give him a cigarette. A security guard at the restaurant intervened and detained the suspect until police arrived. Yordli Cabrera Lopez, 24, of Arlington, VA was arrested and charged with Attempted Robbery and Drunk in Public. He was held on no bond.