2. (adjective) be awesome, impressive frightening, alarming, fearsome.
He wehiwehi rawa te āhua o ngā kōrero o te matenga o ētahi kāinga e toru kei Mahatuheti (he porowini o Amerika) i te pakarutanga o ngā puna wai nunui (TWMNT 30/6/1874:165). / The details of the destruction of three villages in Massachusetts (one of the American States) by the reservoirs bursting, are very alarming.
3. (modifier) awesome, impressive frightening, alarming, fearsome.
I a rātou i roto i te ngahere ka rongo i ngā reo wehiwehi o te pō. / While they were in the forest they heard the frightening voices of the night.
4. (noun) dread, fear, something awesome, awe.
Ko te wehiwehi kau ki te Pākehā (TMT 15/7/1861:10). / Fear of the Pākehā for no particular reason.
5. (noun) spines (e.g. of a dorsal fin).