Definitions

1. noun

a state of complete confusion or disorder; a chaotic situation

“The city descended into pellmell after the news broke out.”

2. verb

to fall or throw something in a headlong or chaotic manner

“The kids pellmelled into the playground on their first day of summer vacation.”

3. adverb

in a state of complete confusion or disorder; in a chaotic manner

“The crowd pellmelled out of the stadium at the end of the concert.”