Meanings
verbsack up (third-person singular simple present sacks up, present participle sacking up, simple past and past participle sacked up)
present singular third person sacks up · participle present sacking up · participle past sacked up · past sacked up · alternative sac up
- transitiveTo put (something) in a sack.
- intransitiveslangvulgarTo force oneself to become more manly; to toughen up or man up.
Synonyms & antonyms
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
APA
sack up. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sack%20up
MLA
“sack up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sack%20up. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “sack up,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sack%20up.
Source: sack up on Wiktionary, CC BY-SA 4.0.