As a noun plipper
is a remote-control device used to unlock a car without having to put the keys into the lock.
As a verb plipped is
(plip).
plipper
English
Noun
(
en noun)
A remote-control device used to unlock a car without having to put the keys into the lock. plipped
English
Verb
(head)
(plip)
Plip
English
Noun
(
en noun)
A locking system for motor vehicles that uses a small, hand-held remote control
References
* OED 2006 online