Definition of slave verb from the Oxford Advanced Learner's Dictionary

 

slave

 verb
verb
BrE BrE//sleɪv//
 
; NAmE NAmE//sleɪv//
 
Verb Forms present simple I / you / we / they slave
BrE BrE//sleɪv//
 
; NAmE NAmE//sleɪv//
 
he / she / it slaves
BrE BrE//sleɪvz//
 
; NAmE NAmE//sleɪvz//
 
past simple slaved
BrE BrE//sleɪvd//
 
; NAmE NAmE//sleɪvd//
 
past participle slaved
BrE BrE//sleɪvd//
 
; NAmE NAmE//sleɪvd//
 
-ing form slaving
BrE BrE//ˈsleɪvɪŋ//
 
; NAmE NAmE//ˈsleɪvɪŋ//
 
 
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[intransitive] slave (away) (at something) to work very hard I've been slaving away all day trying to get this work finished. I haven't got time to spend hours slaving over a hot stove (= doing a lot of cooking). Word Origin Middle English: shortening of Old French esclave, equivalent of medieval Latin sclava (feminine) ‘Slavonic (captive)’: the Slavonic peoples had been reduced to a servile state by conquest in the 9th cent.Extra examples I haven’t got time to spend hours slaving over a hot stove. I’ve been slaving away all day trying to get this work finished.
See the Oxford Advanced American Dictionary entry: slave