Definition of rattle on
: to talk for a long time about things that are not interesting or important He rattled on (and on), but I tuned him out. —often + about She rattled on about her sister's children .
Word by Word Definitions
: to make a rapid succession of short sharp noises
: to chatter incessantly and aimlessly
: to move with a clatter or rattle
: a device that produces a rattle
: a case containing pellets used as a baby's toy
: the sound-producing organ on a rattlesnake's tail
: to furnish with ratlines
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