What is Slugged?
1.
slut-mugged. When a slut is used as bait for a mugging.
Before you start whorin' around, let me tell you this story...
Last summer I got SLUGGED:
I went to a motel with this slut, and when I was fucking her, 3 dudes ran in and mugged me.
See
2.
feeling fatigued or shitty; describing a poor perfomance.
"man, i woke up at 4 and my grill was SLUGGED"
"that test slugged me up"