Definition 1 of 1
Used as a qualifier for the nature of a man's lau towards a figure to indicate that his feelings towards her are genuine. In other words, he loves her personality and not her pursunalty. Typically, the hero in a movie has sincere lau, whereas the villain has insincere lau.
Candidates with sincere lau are projected to be preferred to insincere lauers, although insincere lauers usually have more fun.
Added 2011-10-26 by TNagarTornado