na-adjective
high-handed person; domineering person
Slang derived from 高飛車 (たかびしゃ), describing someone who acts arrogantly or bossily. Used as a noun or adjectival noun.
See also: 高飛車
あの先輩はタカビーで、いつも命令ばかりする。
That senior is so high-handed, always giving orders.
彼女のタカビーな態度には本当に腹が立つ。
Her domineering attitude really gets on my nerves.
The standard word from which タカビー is derived. 高飛車 is more formal and less slangy, while タカビー is a casual, clipped slang term.
Slang abbreviation of 高飛車 (たかびしゃ), meaning 'high-handed' or 'domineering'. The exact derivation is uncertain, but it likely arose from casual speech.