present participle of bury one's head in the sand

simple past tense and past participle of stick one's head in the sand

Third-person singular simple present indicative form of geek someone's head up

present participle of geek someone's head up

simple past tense and past participle of geek someone's head up

(African-American English) To increase someone's sense of their importance or skill; to make confident.

present participle of keep one's head down

Third-person singular simple present indicative form of keep one's head down

simple past tense and past participle of keep one's head down

(intransitive, idiomatic, (with "for")) To be on the alert, to be watchful.