ichidan verb / intransitive verb:

• to come out; to fall out; to be omitted; to be missing; to escape; to come loose
• to fade; to discolour
• to wear a hole (e.g. clothes)
• to leave (e.g. a meeting)
• to be clear; to be transparent (e.g. of the sky)
• to be stupid; to be absentminded; to be careless; to be inattentive - usu. as 抜けた or 抜けている
• to exit (a program loop) - IT term

ichidan verb / transitive:

• to go through; to pass through