They feed on nectar from flowers and also sip water from damp patches.
British Dictionary definitions for sip
sip
/sɪp/
verb sips, sipping, sipped
1.
to drink (a liquid) by taking small mouthfuls; drink gingerly or delicately
noun
2.
a small quantity of a liquid taken into the mouth and swallowed
3.
an act of sipping
Derived Forms
sipper, noun
Word Origin
C14: probably from Low German sippen
Word Origin and History for sip
v.
late 14c., of uncertain origin, perhaps from a source related to Low German sippen "to sip," or from Old English sypian "absorb, drink in," related to supan "to take into the mouth a little at a time" (see sup (v.2)). Related: Sipped; sipping.