noun, plural beeves [beevz]
for 2; beefs for 4, verb | 1. | the flesh of a cow, steer, or bull raised and killed for its meat. |
| 2. | an adult cow, steer, or bull raised for its meat. |
| 3. | Informal.
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| 4. | Slang.
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| 5. | Slang. to complain; grumble. |
| 6. | beef up,
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beef
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beef (sth) up
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beef up
Strengthen, reinforce, as in Mary wants us to beef up her part in the play. This phrase relies on an older slang sense of beef as "muscles" or "power." [Colloquial; late 1800s]