jwano u did not answer for many days so i waited for u
dhar da answer by jaspreet ok.but actualy this was used like 30-40 years ago
when kanak(wheat) phalean nal gahi jandi se.after it was maid huge heap.that heap was known as dhar.
se lena- phale oxen and camel nal chalde hunde san.when oxen had natural call for goha then that goha was collected in hands and it was called se lena.
Bapu di greji bahli kaim aa.. Hahahahahahahahaha. O bapu ji punjabi ch das dena c kayi mere warge hunde ne jihna de greji upro langh jandi aa. Piche kadhan dheh gayiya.. Lolzz