The acronym "SMD" has multiple meanings depending on the context:
- In internet slang, especially vulgar usage, "SMD" stands for "suck my dick," used as a rude or defiant insult
- In electronics, "SMD" commonly means "surface-mount device," referring to electronic components like resistors or capacitors mounted directly onto a printed circuit board
- In video gaming, "SMD" can refer to the "Sega Mega Drive," a classic gaming console
- Other technical meanings include "solder mask defined" (electronics), "Standardized Mean Difference" (statistics), and "Strategic Match Design"
The most frequent uses are the vulgar internet slang and the electronics term for surface-mount devices. The intended meaning depends on the context in which "SMD" appears.