croon
verb /kruːn/
  /kruːn/
[transitive, intransitive]Verb Forms
| present simple I / you / we / they croon |    /kruːn/   /kruːn/  | 
| he / she / it croons |    /kruːnz/   /kruːnz/  | 
| past simple crooned |    /kruːnd/   /kruːnd/  | 
| past participle crooned |    /kruːnd/   /kruːnd/  | 
| -ing form crooning |    /ˈkruːnɪŋ/   /ˈkruːnɪŋ/  | 
- croon (something) to sing something quietly and gently
- She gently crooned a lullaby.
 - Bobby Darren was crooning ‘Dream Lover’.
 - She crooned softly to herself.
 
Word Originlate 15th cent. (originally Scots and northern English): from Middle Low German and Middle Dutch krōnen ‘groan, lament’. The use of croon in standard English was probably popularized by Robert Burns.