Different perspective

Prof. of English:
Kiss is a noun that is used as a conjunction; it is more common than proper; it is spoken in the plural and it is applicable to all.
Prof. of Comp. Science:
What is a kiss? It looks to be an undefined variable.
For The Computer Expert...
A kiss is a few bits of love compiled into a byte.
Prof. of Physics:
Kiss is the contraction of mouth due to the expansion of the heart
Prof. of Chemistry:
Kiss is the reaction of the interaction between two hearts.
Prof. of Physiology:
Kiss is the juxtaposition of two orbicularis oris muscles in the state of contraction
Prof. of Dentistry:
Kiss is infectious and antiseptic.
Prof. of Zoology:
Kiss is the interchange of salivary.
Prof. of Accountancy:
Kiss is a credit because it is profitable when returned.
Prof. of Economics:
Kiss is that thing for which the demand is always higher than the supply.
Prof. of Statistic:
Kiss is an event whose probability depends on the vital statistics of 36-24-36
Prof. of Philosophy:
Kiss is persecution for the child, ectasy for the youth and homage for the old
Prof.of Architecture:
Kiss is a process which builds a solid bond between the two dynamic objects.
Prof. of Comp. Science:
What is a kiss? It looks to be an undefined variable.
Prof. of Algebra:
Kiss is infinity because it's two divided by nothing.
For The Mathematician..
A kiss is two divided by nothing.
Prof.of Geometry:
Kiss is the shortest distance between two lips.