1. at least - Adverb
2. at least - Phrase
if nothing else (`leastwise' is informal and `leastways' is colloquial)
not less than
Source: WordNetIf you cannot close the mouth of one who reviles his brother, at least avoid conversation with him. Isaac the Syrian
If you aren't a peacemaker at least don't be a troublemaker. Isaac the Syrian
The most important thing in life is to always do good. If you can't do great deeds for people, at least try to do something small. Luke (Voyno-Yasenetsky)
If you throw a handful of stones, one at least will hit. Hindi Proverb
When one is taking a chicken from its roost, the hen is bound to attack with at least its claws. Nigerian Proverb
If this ball does not stick to the wall it will at least leave a mark. Spanish Proverb