A strong niccy rush, usually from low quality/bootleg cigarettes that causes the immediate need to defecate.
Cig shits -> shig cits -> shigs
Cig shits -> shig cits -> shigs
'The Bulgarian cigarettes we bought on holiday gave us the shigs'
'I'll take the shigs any day for a €2 pack of cigarettes'
'I'll take the shigs any day for a €2 pack of cigarettes'
by Блятьмэн December 15, 2017