effusive

UK: /ɪˈfjuːsɪv/ US: /ɪˈfjusɪv/ ,(i fyo̅o̅′siv)

WordReference Random House Learner's Dictionary of American English © 2026

ef•fu•sive /ɪˈfyusɪv/   adj. 

1. overly expressive of emotion or feeling;
   lacking reserve:
   Her effusive greetings always embarrassed him.

ef•fu•sive•ly, adv. 
ef•fu•sive•ness, n. [uncountable] See -fus-.

WordReference Random House Unabridged Dictionary of American English © 2026

ef•fu•sive  (i fyo̅o̅′siv), adj. 

1. unduly demonstrative;
   lacking reserve:
   effusive greetings; an effusive person.
2. pouring out;
   overflowing.
3. Geology extrusive (def. 3).

• effuse + -ive 1655–65

ef•fu′sive•ly, adv. 
ef•fu′sive•ness, n. 

Collins Concise English Dictionary © HarperCollins Publishers::

effusive / ɪˈfjuːsɪv/ adjective

1. extravagantly demonstrative of emotion; gushing
2. (of rock) formed by the solidification of magma

efˈfusively adverb

efˈfusiveness noun