he ... te karawhiu
1. all the rage, the popular activity, the norm - an idiom to indicate a popular activity.
I ngā Rāhoroi, he horoi kaka te karawhiu, heoi anō pō iho ana, he pia kē te karawhiu (HKK 1999:138). / On Saturdays washing clothes was the popular activity, however, when it was dark drinking beer was the norm.