noun
definition
An uncertainty, possibility, condition, doubt etc.
Examples of ifs in a Sentence
All our earlier actions were a series of what ifs.
Many of us spend a lot of time thinking about the "what ifs" in our lives.
This is an exciting time in life and no one wants to think of the "what ifs".
Shop around for the best plans, then plan your trip with no worries about "what ifs".
But the invaluable and rather delicate art of tempering the hardened steel by a very careful and gentle reheating, which removes its extreme brittleness though leaving most of ifs precious hardness, needs such skilful handling that it can hardly have become known until very long after the art of hot-forging.
If you like to indulge in some "what ifs" and "how abouts", you can explore Smallville alternate universe (AU) stories on most large fan fiction sites.