Those brick-laying years chumming it up with calloused day laborers in Sydney are finally paying off.
Wars do not end on their own, or by the calloused hands of our military led by generals.
Subject has athletic build, calloused knuckles, broken nose – characteristics of martial arts practitioners.
c.1400, "hardened," in the physical sense, from Latin callosus "thick-skinned," from callus, callum "hard skin" (see callus). The figurative sense of "unfeeling" appeared in English by 1670s. Related: Callously; callousness.
callous cal·lous (kāl'əs)
Of, relating to, or characteristic of a callus or callosity.