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have been mumbling
  • present perfect progressive of mumble.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

After that, I may not have been mumbling the right thing, but I was mumbling.

From "The Autobiography of Malcolm X" by Alex Malcolm X;Hailey

For, however Jim's soul may have been mumbling, "Help, help!" he made no audible sound.

From We Can't Have Everything by Hughes, Rupert