legal mate in 1!
As a native English speaker, huh? I realize there is different slang in different countries, do you know what country uses this slang?
In your first "blue" position, this is a standard Philidor trap and there is nothing wrong with backing the bishop up to h5.
6. Nxe5 NxNe5
7. QxBh5 NxBc4 and black remains a solid piece up.
In order for the trap to work, neither black knight should be developed.