Adjective: unenthusiastic ,ún-in,thyoo-zee'as-tik
- Not enthusiastic; lacking excitement or ardour
"an unenthusiastic performance by the orchestra"; "unenthusiastic applause";
- unenthused, meh [informal]
See also: cold, halfhearted, half-hearted, lukewarm, passionless, spiritless, tepid
Antonym: enthusiastic