In Chinese school and workplace discipline, demerits come in tiers —
警告 (warning) <
小过 (minor demerit) <
大过 (major demerit) <
开除 (expulsion). Three
小过 are usually equivalent to one
大过. The verb is
记 (jì):
记大过 = 'record a major demerit'. Don't confuse with
太过 (tàiguò, 'excessive').