てめえ
Meanings
1
usually written using kana alonederogatorymale term, language, or name
Highly derogatory second-person pronoun used mainly by men in rough, confrontational, or very casual speech. Equivalent to 'you bastard' or 'you jerk'. Not used in polite conversation.
See also: 手前 (てまえ)
What the hell are you looking at, you bastard!
It's ruined because of you, you jerk.
2
I; me; oneself (rough, masculine)
usually written using kana alonemale term, language, or name
Rough, masculine first-person pronoun or reflexive use. Can express defiance or tough-guy attitude. Also used in set phrases like てめえの (one's own). Less common than the second-person use.
Think for yourself, damn it.
Take care of your own damn business.