Gaddi is a Punjabi term also found in other south-Asian languages which stands for "seat" and usually refers to the "seat of power" or "authority" or "throne" or position of power.
In Sikhi the term "Gur-Gaddi" or "Gurgaddi is used to refer to the Guruship of the eleven Sikh Gurus. Gur gadi is a Punjabi phrase which literally means "Guru's throne" and is used to refer to the installation of Guruship by each successive Sikh Gurus. The day when each Guru was installed as a Guru is referred to as "Gur gadi day" or "Gur gadi diwas".
Examples of use
1. To commemorate 300th year of 'Guruta Gaddi Diwas', the installation of Sikh scripture Guru Granth Sahib as Guru, a religious yatra will reach here soon after covering more than 100 cities.
2. ...the 'Knowledge Commission', a baby of Manmohan Singh, when he just ascended the PM gaddi in 2004, but whatever happened to it since the last five years?
3. Mr Yousuf Raza Gilani's announcement immediately after his accession to the prime ministerial gaddi about the FCR's annulment was in line with liberal ...
- The Gaddi, is also a tribe living in the Indian state of Himachal Pradesh
- See Wikipedia article on Gaddi for more information