day shift

Noun day shift has 2 senses

• day shift(n = noun.time) - the work shift during the day (as 8 a.m. to 4 p.m.);
is a kind of duty period, shift, work shift

• day shift(n = noun.group) day watch - workers who work during the day (as 8 a.m. to 4 p.m.);
is a kind of shift