monosyllabic

1. ADJ If you refer to someone or the way they speak as monosyllabic, you mean that they say very little, usually because they do not want to have a conversation. (說(shuō)話)簡(jiǎn)短冷淡的; 少言寡語(yǔ)的

He could be gruff and monosyllabic. 他說(shuō)話難聽(tīng)，且少言寡語(yǔ)。