sulk /sʌlk/noun 4verb 1forms 3 noun4 •A state of sulking.Leo has been in a sulk all morning. •[in the plural] A fit of sulking; a sulking mood.The Puddin', who had got the sulks over Sam's remark that fifteen goes of steak and kidney were enough for any self-respecting man, protested against the singing, which, he said, disturbed his gravy. — 1918 •A person who sulksDon't be such a sulk, Leo! •A furrow. verb1 •To express ill humor or offence by remaining sullenly silent or withdrawn.Mr. Riach, who had been to the college, spoke to me like a friend when he was not sulking, and told me many curious things, […] — 1886 formssulked · sulking · sulks