Define If It'd Meaning

It'd
Contraction form of 'it would' used to express speculative desire.

It'd be nice to have an intelligible conversation with him; it's just too bad he's an idiot.
By Joane
It'd
Contraction of "it would". How is this not a real word?

It'd be a shame if this was never a real word and I've just been using it my whole life anyway.
By Dix