off your guard vs off guard

off your guard and off guard both are adjectives.

Word	Noun	Adjective	Verb	Adverb
off your guard	No	Yes	No	No
off guard	No	Yes	No	No

As adjectives, off your guard and off guard are synonyms defined as:

Other synonyms of off your guard include napping, off-guard, off her guard, off his guard, off one's guard.

off your guard (adjective)	off guard (adjective)
not prepared or vigilant	not prepared or vigilant