Definify.com
Webster 1913 Edition
Rife
Rife
,Adj.
 [AS. 
rīf 
abundant, or Icel. rīfr 
munificent; akin to OD. riff
, rijve
, abundant.] 1. 
Prevailing; prevalent; abounding. 
Before the plague of London, inflammations of the lungs were 
rife 
and mortal. Arbuthnot.
Even now the tumult of loud mirth
Was
Was
rife
, and perfect in may listening ear. Milton.
2. 
Having power; active; nimble. 
[Obs.] 
What! I am 
– rife 
a little yet. J. Webster.
Rife′ly
, adv.
 Rife′ness
, Noun.
Webster 1828 Edition
Rife
RIFE
,Adj.
  Prevailing; prevalent.  It is used of epidemic diseases.
The plague was then rife in Hungary.
Definition 2025
Rife
rife
rife
English
Adjective
rife (comparative rifer, superlative rifest)
-  Widespread, common (especially of unpleasant or harmful things).
- Smallpox was rife after the siege had been lifted.
 
-  Arbuthnot
- Before the plague of London, inflammations of the lungs were rife and mortal.
 
 -  Milton
- The tumult of loud mirth was rife.
 
 -  1900, Sigmund Freud, The Interpretation of Dreams, Avon Books, (translated by James Strachey) pg. 170:
- The 'denominational considerations' mentioned below relate, of course, to anti-Semitic feeling, which was already rife in Vienna during the last years of the nineteenth century.
 
 -  2013, Daniel Taylor, Chelsea's Branislav Ivanovic climbs highest to sink Benfica (in The Guardian, 15 May 2013)
- They will have to reflect on a seventh successive defeat in a European final while Chelsea try to make sense of an eccentric season rife with controversy and bad feeling but once again one finishing on an exhilarating high.
 
 
 -  Abounding; present in large numbers, plentiful.
- These woodlands are rife with red deer.
 
 -  (obsolete) Having power; active; nimble.
-  J. Webster
- What! I am rife a little yet.
 
 
 -  J. Webster
 
Translations
Widespread, common (especially of unpleasant or harmful things)
Abounding; present in large numbers, plentiful
  | 
Adverb
rife (comparative more rife, superlative most rife)
-  Plentifully, abundantly.
- The snowdrops grow rife on the slopes of Mount Pembroke.