ちょい

A casual contraction of ちょっと. Sounds relaxed, informal, and slightly masculine. Common in spoken Japanese among friends.

As an adverb

• ちょい待(ま)って (wait a sec)
• ちょい高(たか)い (a bit expensive)

As a prefix

ちょい functions productively as a prefix meaning 'slightly' or 'quick':

• ちょい悪(わる) (slightly bad-boy style)
• ちょい足(た)し (adding a little extra to a dish)
• ちょい飲(の)み (a quick drink)
• ちょい見(み)せ (a brief peek/preview)

Register

Very casual. Not appropriate for formal or polite situations. Use ちょっと or 少(すこ)し in those cases.

Similar words

• ちょっと: a little (standard casual)
• 少(すこ)し: a little (neutral/polite)
• ちょい: a bit (very casual, slangy)