An abbreviation is a short form of any word or phrase. Some abbreviations are rarely used while others are in our frequent use but very few people may know the real word or phrase behind that abbreviation.
CHESS : Chariot,Horse,Elephant,Soldiers
BYE : Be with You Everytime
AIM : Ambition In Mind
TEA : Taste and Energy Admitted
I.Q: Intelligence Quotient.
PEN : Power Enriched in Nib
COLD : Chronic Obstructive Lung Disease
A.M: Anti Meridiem.
P.M: Post Meridiem.
e.g: Exempli Gratia.
i.e: Id Est (That is to say).
OK: Objection Killed.
NEWS: North East West South.
etc: End Of Thinking Capacity.
SIM: Subscriber Identity Module.
Or: Orl Korec (Greek Word)
JOKE : Joy Of Kids Entertainment
DATE : Day And Time Evolution
SMILE : Sweet Memories In Lip Expressions