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Webster 1913 Edition

adv.

In a gushing manner; copiously.

Byron.

Weakly; sentimentally; effusively.

[Colloq.]

gushingly ‎(comparative more gushingly, superlative most gushingly)

In a gushing manner; with overeffusive sentimentality.
- 1998, Robert Stone, Damascus Gate
  "We went to see Guys and Dolls in New York," Maria Clara said gushingly. "It was so typical. We thought of you."