HALLO is validvalid

to shout [v HALLOED, HALLOES, HALLOING, HALLOS]

9,011 of 196,601 in NWL2023·also valid in CSW24

to shout out a greeting, also HALLOA, HALLOO, HELLO, HILLO, HILLOA, HOLLA, HOLLO, HOLLOA, HOLLOO, HULLO [v -ED, -ING, -S or -ES]