Search Result for "lip-sync": 
Wordnet 3.0

VERB (1)

1. move the lips in synchronization (with recorded speech or song);
[syn: lip-synch, lip-sync]



WordNet (r) 3.0 (2006):

lip-sync
    v 1: move the lips in synchronization (with recorded speech or
         song) [syn: lip-synch, lip-sync]