sheepish
adjective
UK/ˈʃiː.pɪʃ/
US/ˈʃiː.pɪʃ/
Definitions of sheepish adjective
Feeling or looking embarrassed because of having done something wrong or foolish.
He admitted his mistake with a sheepish grin.
She had a sheepish look when asked why she was late.
He felt a bit sheepish after accidentally spilling his drink.