I. shag 1 /ʃæɡ/ BrE AmE ( also shag‧pile /ˈʃæɡpaɪl/) adjective
shag carpet/rug a ↑ carpet or ↑ rug with a rough surface made from long threads of wool
II. shag 2 BrE AmE noun
[ Language: Old English ; Origin: sceacga ]
1 . [countable] British English informal not polite an act of having sex with someone
2 . [countable] a large black sea bird
3 . [uncountable] strong-tasting ↑ tobacco with thick leaves cut into small thin pieces
III. shag 3 BrE AmE verb ( past tense and past participle shagged , present participle shagging ) [intransitive and transitive] British English informal not polite
[ Date: 1900-2000 ; Origin: Origin unknown ]
to have sex with someone