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

 

suss

 verb
(also sus)verb
BrE BrE//sʌs//
 
; NAmE NAmE//sʌs//
 
Verb Forms present simple I / you / we / they suss
BrE BrE//sʌs//
 
; NAmE NAmE//sʌs//
 
he / she / it susses
BrE BrE//ˈsʌsɪz//
 
; NAmE NAmE//ˈsʌsɪz//
 
past simple sussed
BrE BrE//sʌst//
 
; NAmE NAmE//sʌst//
 
past participle sussed
BrE BrE//sʌst//
 
; NAmE NAmE//sʌst//
 
-ing form sussing
BrE BrE//ˈsʌsɪŋ//
 
; NAmE NAmE//ˈsʌsɪŋ//
 
 
jump to other results
[transitive, intransitive] suss (somebody/something) (out) | suss that… | suss how, what, etc… (informal) to realize something; to understand the important things about somebody/something I think I've got him sussed (= now I understand him). If you want to succeed in business you have to suss out the competition. He cheated on her for years, but she never sussed. Word Origin 1930s: abbreviation of suspect, suspicion.
See the Oxford Advanced American Dictionary entry: suss