gomer

1. A former small Hebrew unit of dry volume equal to about 2.3 L or 2.1 quarts.
2. A vessel of one omer.
3. The sheaf of barley offered on the second day of Passover.

noun

The counting of the omer, that is, the period of 49 days between Passover and Shavuot.

noun

A conical chamber at the breech of the bore in heavy ordnance, especially in mortars.

1. A stupid, awkward, or oafish person.
2. An inept trainee or serviceperson.
3. An opponent in combat or in training.

1. An undesirable hospital patient, or a patient who does not need medical care.

   That patient is a total GOMER. Turf him and let's get some lunch.

2. A dirty, senile, or otherwise unpleasant patient.
3. A patient who does not respond to medical treatment.