The Complete Guide to Interpreting Your Dreams

by Stearn Robinson - Tom Corbett
Whatever favor you are seeking will be yours if you dreamed of sitting in or seeing a comfortable armchair.

If you saw someone else in it or it was occupied by a dog or cat, you’ll soon have an unwelcome guest or two.

An empty armchair signifies a mystery which will take considerable time and perseverance to solve.

See also Furniture, etc.

Gypsy Dream Dictionary

by Raymond Buckland
Whether the armchair is empty or whether you are sitting in it doesn’t matter. It means that you are firmly established in your present position and no one can move you out of it without your permission.

Little Giant Encyclopedia

by Klaus Vollmar
Resting, being peaceful, as in Evening, Worship, and Prayer, but less religious in meaning. It may, however, also be a sign of laziness or boredom, and point to the fact that you act like a ruler.