"Gathers" most likely as in "to gather" a herd of animals, etc., based on the other meanings.
Plural peyar "they round up, etc" is also the plural of yar (peyar), "runs away"
Barona dictionary: aayar "they elope"
Homophone with aayar (acheyaar) "slices big, cuts off chunk"
Possible connection with aayaap "is together with, mixed"