a termed used in Ireland and the UK, generally regarding drinking. It means to keep it going, don't stop. can be used for other things than just drink, but generally its said then.
guy1: just finished me half bottle, moving on to me beer now man guy2: keep 'er lit man!
As others have said, used when drinking and when driving cars fast, but heavily used by motorcyclists (due to Northern Ireland having a massive motorbike culture in the 70's 80's and 90's). Keep 'er rubber side down, Keep 'er between the hedges and Keep 'er on the pipe are all other terms that spawned from Keep 'er lit in that community.
A phrase of encouragement to continue on a course of action, often related to driving, drinking alcohol, or fighting.
Associated to Northern Ireland. Reports of the term being used by both sides of the sectarian divide, for example the IRA Active Service unit when attacking an SAS unit telling each other to “Keep ‘er lit” I.e keep firing, vs the Loyalist Rapper Young Spence using the phrase in relation to drinking on the track Straight Outta Belfast.
Blow in’ up balloons, bombin’ MD, wiped outta your tree on at gees a p, keep ‘er lit ya cont ye.
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.
After school, The Modells on Jamaica Ave was active. Respectfully.
Adjective. Used to describe persons who have adjusted or altered their lifestyle for environmental reasons. Crunchy persons tend to be politically strongly left-leaning and may be additionally but not exclusively categorized as vegetarians, vegans, eco-tarians, conservationists, environmentalists, neo-hippies, tree huggers, nature enthusiasts, etc.
Also used to describe establishments where alternative foods and products are sold, i.e. natural food stores.