UNGUARDED

[adjective] - not guarded or protectedWith Norway's goalkeeper half way up the field, Green was able to head the ball into an unguarded goal.I shouldn't leave your bag unguarded in a pub like this.If you make an unguarded remark or say something in an unguarded moment you tell someone something, possibly unwisely, that you would usually keep secret.In an unguarded moment, I said that I thought Carlo was quite attractive.