Alternative form of bang one's head against a brick wall.

simple past tense and past participle of push against an open door

present participle of push against an open door

Third-person singular simple present indicative form of push against an open door

(finance) To sell stock that one owns, but deliver stock acquired elsewhere, so that one is effectively selling short and protecting oneself from a fall in the stock.

One who opposes something.

plural of againster

simple past tense and past participle of pit against

present participle of kick against the pricks

Third-person singular simple present indicative form of kick against the pricks