picnic
Concise Oxford English Dictionary © 2008 Oxford University Press:
picnic/ˈpɪknɪk/
▶noun a packed meal eaten outdoors.
■ an occasion when such a meal is eaten.
▶verb (picnics, picnicking, picnicked) have or take part in a picnic.– phrases
be no picnic informal be difficult or unpleasant.
be no picnic informal be difficult or unpleasant.
– derivatives
picnicker noun.
picnicker noun.
– origin C18: from Fr. pique-nique, of unknown origin.
'picnic' also found in these Oxford entries:

