To inspect; to examine. / To verify the accuracy of a text or translation, usually making some corrections (proofread) or many (copyedit).

(textiles, usually pluralized) A pattern made up of a grid of squares of alternating colors; a checkered pattern. / Any fabric woven with such a pattern.

(transitive) To mark with a check pattern.

(heraldry) Divided into small squares (chequers) by transverse vertical and horizontal lines.

(Canada, US) Having a pattern of checks; checkered. / (phonology) Of syllables, having a coda. / (phonology) Of consonants, glottalized. / Verified or validated in some way.

simple past tense and past participle of check

present participle of check

(ice hockey) The act of physically keeping an opposing player in check. / (informal) A checking account.

(transitive) To formally announce one's arrival at a location or event (usually a hotel) to a proprietor or employee of that location or event in order to secure admission, accommodations, or other services.

An aircraft maintenance check performed approximately every 500-800 flight hours or 200-400 cycles.