Wiktionary
roll off the tongue
alt. (context idiomatic of words, speech, etc. English) To proceed into oral expression in a manner which is fluent, appealing, or glib. vb. (context idiomatic of words, speech, etc. English) To proceed into oral expression in a manner which is fluent, appealing, or glib.
Usage examples of "roll off the tongue".
I think of it as the Engine for the Neutralizing of Information by the Generation of Miasmic Alphabets, but I appreciate that it does not exactly roll off the tongue.