Dreams involving clowns often evoke feelings of fear or anxiety, as clowns can symbolize the unexpected or the absurd. Seeing a clown in your grandpa's room might represent a fear of losing someone you care about or feeling unsettled about changes in your family dynamics. The act of the clown teleporting in front of you could signify feeling overwhelmed by a situation that seems out of control or unexpected in your waking life.
This dream may suggest that there are unresolved feelings or concerns regarding your grandpa or your family. It could also reflect your subconscious grappling with feelings of vulnerability or the need to confront something that makes you uncomfortable.
Consider reflecting on your current emotions and relationships, especially regarding family. It might be helpful to talk to someone you trust about any worries you have, as this could bring clarity and comfort.