Real Dictionary

smuggle
verb: If someone smuggles things or people into a place or out of it, they take them there illegally or secretly.

smuggle in American English
to bring into or take out of a country secretly, under illegal conditions or without paying the required import or export duties
to practice smuggling; be a smuggler
intransitive verb: to import, export, or convey goods surreptitiously or in violation of the law
transitive verb: to import or export (goods) secretly, in violation of the law, esp. without payment of legal duty

smuggle in British English
verb: to import or export (prohibited or dutiable goods) secretly