/
ɪnˈsɪnjʊeɪt/
v.
   - suggest (something bad) in an indirect and unpleasant way.
 - 
(insinuate oneself into)
 manoeuvre oneself gradually into (a favourable position).
 - slide slowly and smoothly into a place.
 
Derivative
- insinuating adj.
  - insinuatingly adv.
  - insinuator n.
 
Etymology
C16 (in the sense ‘enter a document on the official register’): from L. insinuat-, insinuare ‘introduce tortuously’, from in- ‘in’ + sinuare ‘to curve’.