Modifiable is an adjective which means capable of being changed easily. So if a design can be changed easily to accommodate a new legal requirement or a compulsory specification change then it is modifiable. It can also mean flexibility in outlook , viewpoint or approach.
Huge erection (but hanging) or non-erect (way hanging) male appendage when viewed by a heterosexual makes him 'turn' homo just so he can slurp, gobble, and ride the turgidtorpedo. Thus, modifying his sexual orientation.
When Chuck saw Big Percy's dangling modifier in the showers, he realized then he's always been a closetedpeter puffer.
when a man performs a sexual act on a woman from behind while she is standing and the man moves the woman to a window and slows down the tempo. while the man pulls out one time, his friend switches places with him. the first man puts his clothes on and goes outside to the window to wave. this results in extreme confusion by the female.