Mump
Definition 1 of 1

Context
Use 'mump' to describe a child expressing displeasure without shouting.

The child mumped in the corner after being told no.
Emotion
Often expresses a mild emotional state, usually disappointment rather than anger.

I could tell he was mumping about losing the game.
Cultural
Consider regional usage, as it may be more common in certain dialects.

In some areas, you may hear older speakers use 'mump' frequently.
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