1. Opposite means facing; across from.
Pattern: verb + opposite + noun
I sat opposite him at the library last night.
My house is opposite the drugstore.
Slow nodding of head
Slow nodding of head implies understanding and approving what other person is saying. However it can be easily faked. As with all body language signals you must look for clusters of signals rather than relying on one alone. Look at the focus of eyes to check the validity of slow head nodding.