tail off

verb

1. (adverb, usually intr) to decrease or cause to decrease in quantity, degree, etc, esp gradually

   his interest in collecting stamps tailed off over the years

Idioms and Phrases

Also, tail away. Diminish gradually, subside, as in The fireworks tailed off into darkness. [Mid-1800s]

Related Words

• abate 
• curb 
• curtail 
• cut down 
• decline 
• depreciate 
• deteriorate 
• diminish 
• drop 
• drop off 
• dwindle 
• ease 
• ebb 
• fall off 
• lessen 
• lower 
• reduce 
• shrink 
• sink 
• slacken