1. in an unpleasantly offensive manner

- he smelled offensively unwashed

2. in an obnoxious manner

- he said so in one of his more offensively intellectually arrogant sentences

Similar word(s): objectionably, obnoxiously

3. in an aggressive manner

- `In this crisis, we must act offensively,' the President said

- the admiral intends to act offensively in the Mediterranean