griggish,a.|ˈgrɪgɪʃ| [f. grig n.1 5 + -ish.] Merry. 1879G. M. Hopkins Let. 12 Feb. (1956) 153 The more griggish the piece [of music] the more we clapped it.1882― Let. 20 Dec. (1955) 167, I seem to be in a griggish mood; it must be because holidays have begun.