armhole arm-headed • armhoop · · · Info · Definitions · Characters · · armhole · · Text Latin · · Script 7 · · Length 3 · · Syllables Definitions · · · (noun) a hole through which you put your arm and where a sleeve can be attached. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072