1. to speak or express opinions in a pompous or dogmatic way
Usage: often disapproving
2. to officiate as a pontiff or high priest
Usage: formal; religious context

Examples

• The professor pontificates about literature without considering other viewpoints.
• He pontificates on politics at every dinner party.
• She tends to pontificate rather than engage in real discussion.
• The critic pontificates about art as if his opinion were absolute truth.
• The bishop pontificates at the cathedral during major ceremonies.
• Stop pontificating and listen to what others have to say.