1. Feeling or showing little interest or enthusiasm
   "a halfhearted effort"
   - half-hearted, tepid, lukewarm

See also: half-heartedly, unenthusiastic

• side judge
• side of bacon
• side of beef
• side of meat
• side of pork
• side order
• side pocket
• side road
• side street
• side view
• side yard
• side-blotched lizard
• side-glance
• side-look
• side-to-side
• side-wheeler
• side-whiskers
• sidearm
• sideband
• sidebar
• sideboard
• sideburn
• sidecar
• sidehill
• sidekick