monologuing1
/ˈmɒnəlɒɡɪŋ/noun
The action of speaking in monologue or delivering a monologue.
Origin
Mid 19th century; earliest use found in Putnam's Monthly Magazine. From monologue + -ing.
monologuing2
/ˈmɒnəlɒɡɪŋ/adjective
That talks in monologue; that delivers a monologue.
Origin
1970s; earliest use found in MLN: Modern Language Notes. From monologue + -ing.